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Posted to commits@struts.apache.org by lu...@apache.org on 2013/06/05 07:14:58 UTC
svn commit: r864455 - in
/websites/production/struts/content/development/2.x/docs: guides.html
migration-guide.html s2-015.html security-bulletins.html
version-notes-23143.html wildcard-method-selection.html
Author: lukaszlenart
Date: Wed Jun 5 05:14:58 2013
New Revision: 864455
Log:
Updates draft docs
Added:
websites/production/struts/content/development/2.x/docs/version-notes-23143.html
Modified:
websites/production/struts/content/development/2.x/docs/guides.html
websites/production/struts/content/development/2.x/docs/migration-guide.html
websites/production/struts/content/development/2.x/docs/s2-015.html
websites/production/struts/content/development/2.x/docs/security-bulletins.html
websites/production/struts/content/development/2.x/docs/wildcard-method-selection.html
Modified: websites/production/struts/content/development/2.x/docs/guides.html
==============================================================================
--- websites/production/struts/content/development/2.x/docs/guides.html (original)
+++ websites/production/struts/content/development/2.x/docs/guides.html Wed Jun 5 05:14:58 2013
@@ -353,7 +353,7 @@ under the License.
<UL>
<LI><A href="version-notes-2315.html" title="Version Notes 2.3.15">Version Notes 2.3.15</A> - TBR</LI>
- <LI><A href="https://cwiki.apache.org/confluence/display/WW/Version%20Notes%202.3.14.3" title="Version Notes 2.3.14.3">Version Notes 2.3.14.3</A></LI>
+ <LI><A href="version-notes-23143.html" title="Version Notes 2.3.14.3">Version Notes 2.3.14.3</A></LI>
<LI><A href="version-notes-23142.html" title="Version Notes 2.3.14.2">Version Notes 2.3.14.2</A></LI>
<LI><A href="version-notes-23141.html" title="Version Notes 2.3.14.1">Version Notes 2.3.14.1</A></LI>
<LI><A href="version-notes-2314.html" title="Version Notes 2.3.14">Version Notes 2.3.14</A></LI>
Modified: websites/production/struts/content/development/2.x/docs/migration-guide.html
==============================================================================
--- websites/production/struts/content/development/2.x/docs/migration-guide.html (original)
+++ websites/production/struts/content/development/2.x/docs/migration-guide.html Wed Jun 5 05:14:58 2013
@@ -130,7 +130,7 @@ under the License.
<UL>
<LI><A href="version-notes-2315.html" title="Version Notes 2.3.15">Version Notes 2.3.15</A> - TBR</LI>
- <LI><A href="https://cwiki.apache.org/confluence/display/WW/Version%20Notes%202.3.14.3" title="Version Notes 2.3.14.3">Version Notes 2.3.14.3</A></LI>
+ <LI><A href="version-notes-23143.html" title="Version Notes 2.3.14.3">Version Notes 2.3.14.3</A></LI>
<LI><A href="version-notes-23142.html" title="Version Notes 2.3.14.2">Version Notes 2.3.14.2</A></LI>
<LI><A href="version-notes-23141.html" title="Version Notes 2.3.14.1">Version Notes 2.3.14.1</A></LI>
<LI><A href="version-notes-2314.html" title="Version Notes 2.3.14">Version Notes 2.3.14</A></LI>
@@ -444,7 +444,7 @@ under the License.
<A href="version-notes-23142.html" title="Version Notes 2.3.14.2">Version Notes 2.3.14.2</A>
<SPAN class="smalltext">(Apache Struts 2 Documentation)</SPAN>
<BR>
- <A href="https://cwiki.apache.org/confluence/display/WW/Version%20Notes%202.3.14.3" title="Version Notes 2.3.14.3">Version Notes 2.3.14.3</A>
+ <A href="version-notes-23143.html" title="Version Notes 2.3.14.3">Version Notes 2.3.14.3</A>
<SPAN class="smalltext">(Apache Struts 2 Documentation)</SPAN>
<BR>
</DIV>
Modified: websites/production/struts/content/development/2.x/docs/s2-015.html
==============================================================================
--- websites/production/struts/content/development/2.x/docs/s2-015.html (original)
+++ websites/production/struts/content/development/2.x/docs/s2-015.html Wed Jun 5 05:14:58 2013
@@ -126,7 +126,7 @@ under the License.
<H2><A name="S2-015-Summary"></A>Summary</H2>
-<P>A vulnerability introduced by forcing parameter inclusion in the <EM>URL</EM> and <EM>Anchor</EM> Tag allows remote command execution, session access and manipulation and XSS attacks</P>
+<P>A vulnerability introduced by wildcard matching mechanism or double evaluation of OGNL Expression allows remote command execution.</P>
<DIV class="table-wrap">
@@ -145,19 +145,19 @@ under the License.
</TR>
<TR>
<TH class="confluenceTh">Recommendation</TH>
-<TD class="confluenceTd">Developers should immediately upgrade to <A href="http://struts.apache.org/download.cgi#struts23142" class="external-link" rel="nofollow">Struts 2.3.14.2</A></TD>
+<TD class="confluenceTd">Developers should immediately upgrade to <A href="http://struts.apache.org/download.cgi#struts23143" class="external-link" rel="nofollow">Struts 2.3.14.3</A></TD>
</TR>
<TR>
<TH class="confluenceTh">Affected Software</TH>
-<TD class="confluenceTd"> Struts 2.0.0 - Struts 2.3.14.1 </TD>
+<TD class="confluenceTd"> Struts 2.0.0 - Struts 2.3.14.2 </TD>
</TR>
<TR>
<TH class="confluenceTh">Reporter</TH>
-<TD class="confluenceTd"> Eric Kobrin and Douglas Rodrigues (Akamai), Coverity Security Research Laboratory, NSFOCUS Security Team </TD>
+<TD class="confluenceTd"> Jon Passki from Coverity Security Research Laboratory reported directly to security@struts.a.o and via <A href="https://communities.coverity.com/blogs/security/2013/05/29/struts2-remote-code-execution-via-ognl-injection" class="external-link" rel="nofollow">blog post</A> </TD>
</TR>
<TR>
<TH class="confluenceTh">CVE Identifier</TH>
-<TD class="confluenceTd"><A href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-2115" class="external-link" rel="nofollow">CVE-2013-2115</A>, <A href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-1966" class="external-link" rel="nofollow">CVE-2013-1966</A></TD>
+<TD class="confluenceTd"><A href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-2135" class="external-link" rel="nofollow">CVE-2013-2135</A>, <A href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-2134" class="external-link" rel="nofollow">CVE-2013-2134</A></TD>
</TR>
</TBODY></TABLE>
</DIV>
@@ -165,73 +165,89 @@ under the License.
<H2><A name="S2-015-Problem"></A>Problem</H2>
-<P>Both the <A href="http://struts.apache.org/release/2.3.x/struts2-core/apidocs/org/apache/struts2/components/URL.html" class="external-link" rel="nofollow"><EM>s:url</EM></A> and <A href="http://struts.apache.org/release/2.3.x/struts2-core/apidocs/org/apache/struts2/components/Anchor.html" class="external-link" rel="nofollow"><EM>s:a</EM></A> tag provide an <EM>includeParams</EM> attribute. </P>
+<P>Struts 2 allows define action mapping base on wildcards, like in example below:</P>
+<DIV class="code panel" style="border-width: 1px;"><DIV class="codeContent panelContent">
+<PRE class="code-xml">
+<SPAN class="code-tag"><action name=<SPAN class="code-quote">"*"</SPAN> class=<SPAN class="code-quote">"example.ExampleSupport"</SPAN>></SPAN>
+ <SPAN class="code-tag"><result></SPAN>/example/{1}.jsp<SPAN class="code-tag"></result></SPAN>
+<SPAN class="code-tag"></action></SPAN>
+</PRE>
+</DIV></DIV>
-<P>The main scope of that attribute is to understand whether includes http request parameter or not. </P>
-
-<P>The allowed values of includeParams are:</P>
-<OL>
- <LI><EM>none</EM> - include no parameters in the URL (default)</LI>
- <LI><EM>get</EM> - include only GET parameters in the URL</LI>
- <LI><EM>all</EM> - include both GET and POST parameters in the URL</LI>
-</OL>
+<P>If a request doesn't match any other defined action, it will be matched by <TT>*</TT> and requested action name will be used to load JSP file base on the name of action. And as value of {<TT>1</TT>} is threaten as an OGNL expression, thus allow to execute arbitrary Java code on server side. This vulnerability is combination of two problems:</P>
+<UL class="alternate" type="square">
+ <LI>requested action name isn't escaped or checked agains whitelist</LI>
+ <LI>double evaluation of an OGNL expression in <TT>TextParseUtil.translateVariables</TT> when combination of <TT>$</TT> and <TT>%</TT> open chars is used.</LI>
+</UL>
-<P>A request that included a specially crafted request parameter could be used to inject arbitrary OGNL code into the stack, afterward used as request parameter of an <EM>URL</EM> or <EM>A</EM> tag , which will cause a further evaluation. </P>
+<H2><A name="S2-015-Proofofconcept"></A>Proof of concept</H2>
-<P>The second evaluation happens when the URL/A tag tries to resolve every parameters present in the original request.<BR>
-This lets malicious users put arbitrary OGNL statements into any request parameter (not necessarily managed by the code) and have it evaluated as an OGNL expression to enable method execution and execute arbitrary methods, bypassing Struts and OGNL library protections.</P>
+<H4><A name="S2-015-Wildcardmatching"></A>Wildcard matching</H4>
+<OL>
+ <LI>Run struts2-blank app</LI>
+ <LI>Open the following url, resulting in dynamic action name resolution based on passed value of <TT>#foo</TT>
+<DIV class="code panel" style="border-width: 1px;"><DIV class="codeContent panelContent">
+<PRE class="code-java">http:<SPAN class="code-comment">//localhost:8080/example/%24%7B%23foo%3D%27Menu%27%2C%23foo%7D</SPAN></PRE>
+</DIV></DIV>
+<DIV class="code panel" style="border-width: 1px;"><DIV class="codeContent panelContent">
+<PRE class="code-java">http:<SPAN class="code-comment">//localhost:8080/example/${#foo='Menu',#foo}</SPAN></PRE>
+</DIV></DIV></LI>
+</OL>
-<P>The issue was originally addressed by Struts 2.3.14.1 and Security Announcement <A href="s2-013.html" title="S2-013">S2-013</A>. However, the solution introduced with 2.3.14.1 did not address all possible attack vectors, such that <B>every</B> version of Struts 2 before 2.3.14.2 is still vulnerable to such attacks.</P>
-<H2><A name="S2-015-Proofofconcept"></A>Proof of concept</H2>
+<P>As you can notice, action name is resolved based on user input and you can put any arbitrary code to perform attack.</P>
+<H4><A name="S2-015-Doubleevaluationofanexpression"></A>Double evaluation of an expression</H4>
<OL>
- <LI>Open HelloWorld.jsp present in the Struts Blank App and add to one of the url/a tag the following parameter:
+ <LI>Open example.xml present in the Struts Blank App and change result of HelloWorld action to one below:
<DIV class="code panel" style="border-width: 1px;"><DIV class="codeContent panelContent">
-<PRE class="code-java">
- includeParams=<SPAN class="code-quote">"all"</SPAN>
+<PRE class="code-xml">
+<SPAN class="code-tag"><result type=<SPAN class="code-quote">"httpheader"</SPAN>></SPAN>
+ <SPAN class="code-tag"><param name=<SPAN class="code-quote">"headers.foobar"</SPAN>></SPAN>${message}<SPAN class="code-tag"></param></SPAN>
+<SPAN class="code-tag"></result></SPAN>
</PRE>
-</DIV></DIV>
-<P>Such that the line will be something look like this:</P>
+</DIV></DIV></LI>
+ <LI>Open HelloWorld.java and change <TT>execute()</TT> method as below:
<DIV class="code panel" style="border-width: 1px;"><DIV class="codeContent panelContent">
-<PRE class="code-xml">
-<SPAN class="code-tag"><s:url id=<SPAN class="code-quote">"url"</SPAN> action=<SPAN class="code-quote">"HelloWorld"</SPAN> includeParams=<SPAN class="code-quote">"all"</SPAN>></SPAN>
+<PRE class="code-java">
+<SPAN class="code-keyword">public</SPAN> <SPAN class="code-object">String</SPAN> execute() <SPAN class="code-keyword">throws</SPAN> Exception {
+ <SPAN class="code-keyword">return</SPAN> SUCCESS;
+}
</PRE>
</DIV></DIV></LI>
<LI>Run struts2-blank app</LI>
- <LI>Open the following url, resulting in calc application opening on Windows (try ....exec('open%20.')} to open a Finder window on Mac OS):
- <DIV class="code panel" style="border-width: 1px;"><DIV class="codeContent panelContent">
-<PRE class="code-java">http:<SPAN class="code-comment">//localhost:8080/struts2-blank/example/HelloWorld.action?aaa=1${%23_memberAccess[%22allowStaticMethodAccess%22]=<SPAN class="code-keyword">true</SPAN>,@java.lang.<SPAN class="code-object">Runtime</SPAN>@getRuntime().exec('calc')}</SPAN></PRE>
-</DIV></DIV></LI>
- <LI>Open the following url to modify session content:
- <DIV class="code panel" style="border-width: 1px;"><DIV class="codeContent panelContent">
-<PRE class="code-java">http:<SPAN class="code-comment">//localhost:8080/struts2-blank/example/HelloWorld.action?aaa=1${%23session[%22hacked%22]='<SPAN class="code-keyword">true</SPAN>'}</SPAN></PRE>
-</DIV></DIV></LI>
- <LI>Open the following url to print out session content and in combination with the previous example introduce arbitrary code into the resulting HTML output:
- <DIV class="code panel" style="border-width: 1px;"><DIV class="codeContent panelContent">
-<PRE class="code-java">http:<SPAN class="code-comment">//localhost:8080/struts2-blank/example/HelloWorld.action?aaa=1${%23session[%22hacked%22]}</SPAN></PRE>
+ <LI>Open the following url (you must have a tool to check response headers)
+<DIV class="code panel" style="border-width: 1px;"><DIV class="codeContent panelContent">
+<PRE class="code-java">http:<SPAN class="code-comment">//localhost:8080/example/HelloWorld.action?message=%24{%25{1%2B2}}</SPAN></PRE>
+</DIV></DIV>
+<DIV class="code panel" style="border-width: 1px;"><DIV class="codeContent panelContent">
+<PRE class="code-java">http:<SPAN class="code-comment">//localhost:8080/example/HelloWorld.action?message=${%{1+2}}</SPAN></PRE>
</DIV></DIV></LI>
+ <LI>Check value of <TT>foobar</TT> header, it should be <TT>3</TT></LI>
</OL>
-<P>As you will notice, in this case, there is no way to escape/sanitize the malicious parameter, since it's not an expected parameter and even will not get evaluated the request parameters are processed. </P>
+<P>As you can notice, passed value of <TT>message</TT> parameter was used to set value of <TT>foobar</TT> header and the value was double evaluated - first time when <TT>${message</TT>} was evaluated, secondly when parsed value (<TT>${%{1+2</TT>}}) was evaluated again.</P>
<H2><A name="S2-015-Solution"></A>Solution</H2>
-<P>The URL rendering subsystem was changed to not pass any parameter name or value to OGNL evaluation.</P>
+<P>With the new version actions' names whitelisting was introduced and by default is set to accept actions that match the following regex:</P>
+<DIV class="code panel" style="border-width: 1px;"><DIV class="codeContent panelContent">
+<PRE class="code-java">[a-z]*[A-Z]*[0-9]*[.\-_!/]*</PRE>
+</DIV></DIV>
+<P>user can change the definition by setting up a new constant in struts.xml as below:</P>
+<DIV class="code panel" style="border-width: 1px;"><DIV class="codeContent panelContent">
+<PRE class="code-xml">
+<SPAN class="code-tag"><constant name=<SPAN class="code-quote">"struts.allowed.action.names"</SPAN> value=<SPAN class="code-quote">"[a-zA-Z]*"</SPAN> /></SPAN>
+</PRE>
+</DIV></DIV>
-<P>The MemberAccess component's allowStaticMethodAccess property is now immutable.</P>
+<P>Double evaluation of passed expression was removed from <TT>OgnlTextParser</TT> which is used by <TT>TextParseUtil.translateVariables</TT>.</P>
-<DIV class="panelMacro"><TABLE class="noteMacro"><COLGROUP><COL width="24"><COL></COLGROUP><TR><TD valign="top"><IMG src="https://cwiki.apache.org/confluence/images/icons/emoticons/warning.gif" width="16" height="16" align="absmiddle" alt="" border="0"></TD><TD><B>Backward Compatibility</B><BR>A small amount of very elaborated <EM>URL</EM> or <EM>A</EM> tag usages depending on the now disabled evaluation might produce unexpected results now.<BR>
-Please, ensure that
-<OL>
- <LI>all expressions that should get evaluated are explicitly introduced via <EM>PARAM</EM> tags within <EM>URL</EM> or <EM>A</EM> tags.</LI>
- <LI>all expressions used in <EM>PARAM</EM> tags come from a sanitized input.</LI>
-</OL>
-</TD></TR></TABLE></DIV>
+<DIV class="panelMacro"><TABLE class="noteMacro"><COLGROUP><COL width="24"><COL></COLGROUP><TR><TD valign="top"><IMG src="https://cwiki.apache.org/confluence/images/icons/emoticons/warning.gif" width="16" height="16" align="absmiddle" alt="" border="0"></TD><TD><B>Backward Compatibility</B><BR>There should be no problems with migration from previous version.</TD></TR></TABLE></DIV>
-<DIV class="panelMacro"><TABLE class="warningMacro"><COLGROUP><COL width="24"><COL></COLGROUP><TR><TD valign="top"><IMG src="https://cwiki.apache.org/confluence/images/icons/emoticons/forbidden.gif" width="16" height="16" align="absmiddle" alt="" border="0"></TD><TD><B>It is strongly recommended to upgrade to <A href="http://struts.apache.org/download.cgi#struts23142" class="external-link" rel="nofollow">Struts 2.3.14.2</A>, which contains the corrected OGNL and XWork library.</B></TD></TR></TABLE></DIV>
+<DIV class="panelMacro"><TABLE class="warningMacro"><COLGROUP><COL width="24"><COL></COLGROUP><TR><TD valign="top"><IMG src="https://cwiki.apache.org/confluence/images/icons/emoticons/forbidden.gif" width="16" height="16" align="absmiddle" alt="" border="0"></TD><TD><B>It is strongly recommended to upgrade to <A href="http://struts.apache.org/download.cgi#struts23143" class="external-link" rel="nofollow">Struts 2.3.14.3</A>.</B></TD></TR></TABLE></DIV>
</DIV>
Modified: websites/production/struts/content/development/2.x/docs/security-bulletins.html
==============================================================================
--- websites/production/struts/content/development/2.x/docs/security-bulletins.html (original)
+++ websites/production/struts/content/development/2.x/docs/security-bulletins.html Wed Jun 5 05:14:58 2013
@@ -124,7 +124,7 @@ under the License.
<DIV class="pagecontent">
<DIV class="wiki-content">
<P>The following security bulletins are available:</P>
-<UL><LI><A href="s2-001.html" title="S2-001">S2-001</A> — <SPAN class="smalltext">Remote code exploit on form validation error</SPAN></LI><LI><A href="s2-002.html" title="S2-002">S2-002</A> — <SPAN class="smalltext">Cross site scripting (XSS) vulnerability on <s:url> and <s:a> tags</SPAN></LI><LI><A href="s2-003.html" title="S2-003">S2-003</A> — <SPAN class="smalltext">XWork ParameterInterceptors bypass allows OGNL statement execution</SPAN></LI><LI><A href="s2-004.html" title="S2-004">S2-004</A> — <SPAN class="smalltext">Directory traversal vulnerability while serving static content</SPAN></LI><LI><A href="s2-005.html" title="S2-005">S2-005</A> — <SPAN class="smalltext">XWork ParameterInterceptors bypass allows remote command execution</SPAN></LI><LI><A href="s2-006.html" title="S2-006">S2-006</A> — <SPAN class="smalltext">Multiple Cross-Site Scripting (XSS) in XWork generated error pages</SPAN></LI><LI><A href="s2-007.html" t
itle="S2-007">S2-007</A> — <SPAN class="smalltext">User input is evaluated as an OGNL expression when there's a conversion error</SPAN></LI><LI><A href="s2-008.html" title="S2-008">S2-008</A> — <SPAN class="smalltext">Multiple critical vulnerabilities in Struts2</SPAN></LI><LI><A href="s2-009.html" title="S2-009">S2-009</A> — <SPAN class="smalltext">ParameterInterceptor vulnerability allows remote command execution</SPAN></LI><LI><A href="s2-010.html" title="S2-010">S2-010</A> — <SPAN class="smalltext">When using Struts 2 token mechanism for CSRF protection, token check may be bypassed by misusing known session attributes</SPAN></LI><LI><A href="s2-011.html" title="S2-011">S2-011</A> — <SPAN class="smalltext">Long request parameter names might significantly promote the effectiveness of DOS attacks</SPAN></LI><LI><A href="s2-012.html" title="S2-012">S2-012</A> — <SPAN class="smalltext">Showcase app vulnerability allows remote command execut
ion</SPAN></LI><LI><A href="s2-013.html" title="S2-013">S2-013</A> — <SPAN class="smalltext">A vulnerability, present in the <EM>includeParams</EM> attribute of the <EM>URL</EM> and <EM>Anchor</EM> Tag, allows remote command execution</SPAN></LI><LI><A href="s2-014.html" title="S2-014">S2-014</A> — <SPAN class="smalltext">A vulnerability introduced by forcing parameter inclusion in the <EM>URL</EM> and <EM>Anchor</EM> Tag allows remote command execution, session access and manipulation and XSS attacks</SPAN></LI><LI><A href="s2-015.html" title="S2-015">S2-015</A> — <SPAN class="smalltext">A vulnerability introduced by wildcard matching mechanism or double evaluation of OGNL Expression allows remote command execution</SPAN></LI></UL>
+<UL><LI><A href="s2-001.html" title="S2-001">S2-001</A> — <SPAN class="smalltext">Remote code exploit on form validation error</SPAN></LI><LI><A href="s2-002.html" title="S2-002">S2-002</A> — <SPAN class="smalltext">Cross site scripting (XSS) vulnerability on <s:url> and <s:a> tags</SPAN></LI><LI><A href="s2-003.html" title="S2-003">S2-003</A> — <SPAN class="smalltext">XWork ParameterInterceptors bypass allows OGNL statement execution</SPAN></LI><LI><A href="s2-004.html" title="S2-004">S2-004</A> — <SPAN class="smalltext">Directory traversal vulnerability while serving static content</SPAN></LI><LI><A href="s2-005.html" title="S2-005">S2-005</A> — <SPAN class="smalltext">XWork ParameterInterceptors bypass allows remote command execution</SPAN></LI><LI><A href="s2-006.html" title="S2-006">S2-006</A> — <SPAN class="smalltext">Multiple Cross-Site Scripting (XSS) in XWork generated error pages</SPAN></LI><LI><A href="s2-007.html" t
itle="S2-007">S2-007</A> — <SPAN class="smalltext">User input is evaluated as an OGNL expression when there's a conversion error</SPAN></LI><LI><A href="s2-008.html" title="S2-008">S2-008</A> — <SPAN class="smalltext">Multiple critical vulnerabilities in Struts2</SPAN></LI><LI><A href="s2-009.html" title="S2-009">S2-009</A> — <SPAN class="smalltext">ParameterInterceptor vulnerability allows remote command execution</SPAN></LI><LI><A href="s2-010.html" title="S2-010">S2-010</A> — <SPAN class="smalltext">When using Struts 2 token mechanism for CSRF protection, token check may be bypassed by misusing known session attributes</SPAN></LI><LI><A href="s2-011.html" title="S2-011">S2-011</A> — <SPAN class="smalltext">Long request parameter names might significantly promote the effectiveness of DOS attacks</SPAN></LI><LI><A href="s2-012.html" title="S2-012">S2-012</A> — <SPAN class="smalltext">Showcase app vulnerability allows remote command execut
ion</SPAN></LI><LI><A href="s2-013.html" title="S2-013">S2-013</A> — <SPAN class="smalltext">A vulnerability, present in the <EM>includeParams</EM> attribute of the <EM>URL</EM> and <EM>Anchor</EM> Tag, allows remote command execution</SPAN></LI><LI><A href="s2-014.html" title="S2-014">S2-014</A> — <SPAN class="smalltext">A vulnerability introduced by forcing parameter inclusion in the <EM>URL</EM> and <EM>Anchor</EM> Tag allows remote command execution, session access and manipulation and XSS attacks</SPAN></LI><LI><A href="s2-015.html" title="S2-015">S2-015</A> — <SPAN class="smalltext">A vulnerability introduced by wildcard matching mechanism or double evaluation of OGNL Expression allows remote command execution.</SPAN></LI></UL>
</DIV>
<DIV class="tabletitle">
Added: websites/production/struts/content/development/2.x/docs/version-notes-23143.html
==============================================================================
--- websites/production/struts/content/development/2.x/docs/version-notes-23143.html (added)
+++ websites/production/struts/content/development/2.x/docs/version-notes-23143.html Wed Jun 5 05:14:58 2013
@@ -0,0 +1,206 @@
+
+<!--
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements. See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership. The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License. You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE- 2.0
+
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied. See the License for the
+specific language governing permissions and limitations
+under the License.
+-->
+
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<HTML>
+ <HEAD>
+ <LINK type="text/css" rel="stylesheet" href="https://struts.apache.org/css/default.css">
+ <STYLE type="text/css">
+ .dp-highlighter {
+ width:95% !important;
+ }
+ </STYLE>
+ <STYLE type="text/css">
+ .footer {
+ background-image: url('https://cwiki.apache.org/confluence/images/border/border_bottom.gif');
+ background-repeat: repeat-x;
+ background-position: left top;
+ padding-top: 4px;
+ color: #666;
+ }
+ </STYLE>
+ <SCRIPT type="text/javascript" language="javascript">
+ var hide = null;
+ var show = null;
+ var children = null;
+
+ function init() {
+ /* Search form initialization */
+ var form = document.forms['search'];
+ if (form != null) {
+ form.elements['domains'].value = location.hostname;
+ form.elements['sitesearch'].value = location.hostname;
+ }
+
+ /* Children initialization */
+ hide = document.getElementById('hide');
+ show = document.getElementById('show');
+ children = document.all != null ?
+ document.all['children'] :
+ document.getElementById('children');
+ if (children != null) {
+ children.style.display = 'none';
+ show.style.display = 'inline';
+ hide.style.display = 'none';
+ }
+ }
+
+ function showChildren() {
+ children.style.display = 'block';
+ show.style.display = 'none';
+ hide.style.display = 'inline';
+ }
+
+ function hideChildren() {
+ children.style.display = 'none';
+ show.style.display = 'inline';
+ hide.style.display = 'none';
+ }
+ </SCRIPT>
+ <TITLE>Version Notes 2.3.14.3</TITLE>
+ <META http-equiv="Content-Type" content="text/html;charset=UTF-8"></HEAD>
+ <BODY onload="init()">
+ <TABLE border="0" cellpadding="2" cellspacing="0" width="100%">
+ <TR class="topBar">
+ <TD align="left" valign="middle" class="topBarDiv" align="left" nowrap="">
+ <A href="home.html" title="Apache Struts 2 Documentation">Apache Struts 2 Documentation</A> > <A href="home.html" title="Home">Home</A> > <A href="guides.html" title="Guides">Guides</A> > <A href="migration-guide.html" title="Migration Guide">Migration Guide</A> > <A href="" title="Version Notes 2.3.14.3">Version Notes 2.3.14.3</A>
+ </TD>
+ <TD align="right" valign="middle" nowrap="">
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+ <INPUT type="hidden" name="domains" value="">
+ <INPUT type="hidden" name="sitesearch" value="">
+ <INPUT type="text" name="q" maxlength="255" value="">
+ <INPUT type="submit" name="btnG" value="Google Search">
+ </FORM>
+ </TD>
+ </TR>
+ </TABLE>
+
+ <DIV id="PageContent">
+ <DIV class="pageheader" style="padding: 6px 0px 0px 0px;">
+ <!-- We'll enable this once we figure out how to access (and save) the logo resource -->
+ <!--img src="/wiki/images/confluence_logo.gif" style="float: left; margin: 4px 4px 4px 10px;" border="0"-->
+ <DIV style="margin: 0px 10px 0px 10px" class="smalltext">Apache Struts 2 Documentation</DIV>
+ <DIV style="margin: 0px 10px 8px 10px" class="pagetitle">Version Notes 2.3.14.3</DIV>
+
+ <DIV class="greynavbar" align="right" style="padding: 2px 10px; margin: 0px;">
+ <A href="https://cwiki.apache.org/confluence/pages/editpage.action?pageId=31823655">
+ <IMG src="https://cwiki.apache.org/confluence/images/icons/notep_16.gif" height="16" width="16" border="0" align="absmiddle" title="Edit Page"></A>
+ <A href="https://cwiki.apache.org/confluence/pages/editpage.action?pageId=31823655">Edit Page</A>
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+ <A href="https://cwiki.apache.org/confluence/pages/listpages.action?key=WW">
+ <IMG src="https://cwiki.apache.org/confluence/images/icons/browse_space.gif" height="16" width="16" border="0" align="absmiddle" title="Browse Space"></A>
+ <A href="https://cwiki.apache.org/confluence/pages/listpages.action?key=WW">Browse Space</A>
+
+ <A href="https://cwiki.apache.org/confluence/pages/createpage.action?spaceKey=WW&fromPageId=31823655">
+ <IMG src="https://cwiki.apache.org/confluence/images/icons/add_page_16.gif" height="16" width="16" border="0" align="absmiddle" title="Add Page"></A>
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+ <A href="https://cwiki.apache.org/confluence/pages/createblogpost.action?spaceKey=WW&fromPageId=31823655">
+ <IMG src="https://cwiki.apache.org/confluence/images/icons/add_blogentry_16.gif" height="16" width="16" border="0" align="absmiddle" title="Add News"></A>
+ <A href="https://cwiki.apache.org/confluence/pages/createblogpost.action?spaceKey=WW&fromPageId=31823655">Add News</A>
+ </DIV>
+ </DIV>
+
+ <DIV class="pagecontent">
+ <DIV class="wiki-content">
+ <P><IMG class="emoticon" src="https://cwiki.apache.org/confluence/images/icons/emoticons/check.gif" height="16" width="16" align="absmiddle" alt="" border="0"> These are the notes for the Struts 2.3.14.3 distribution.</P>
+
+<P><IMG class="emoticon" src="https://cwiki.apache.org/confluence/images/icons/emoticons/check.gif" height="16" width="16" align="absmiddle" alt="" border="0"> For prior notes in this release series, see <A href="" title="Version Notes 2.3.14.3">Version Notes 2.3.14.3</A></P>
+
+<UL>
+ <LI>If you are a Maven user, you might want to get started using the <A href="struts-2-maven-archetypes.html" title="Struts 2 Maven Archetypes">Maven Archetype</A>.</LI>
+ <LI>Another quick-start entry point is the <B>blank</B> application. Rename and deploy the WAR as a starting point for your own development.</LI>
+</UL>
+
+
+<DIV class="code panel" style="border-width: 1px;"><DIV class="codeHeader panelHeader" style="border-bottom-width: 1px;"><B>Maven Dependency</B></DIV><DIV class="codeContent panelContent">
+<PRE class="code-xml">
+<SPAN class="code-tag"><dependency></SPAN>
+ <SPAN class="code-tag"><groupId></SPAN>org.apache.struts<SPAN class="code-tag"></groupId></SPAN>
+ <SPAN class="code-tag"><artifactId></SPAN>struts2-core<SPAN class="code-tag"></artifactId></SPAN>
+ <SPAN class="code-tag"><version></SPAN>2.3.14.3<SPAN class="code-tag"></version></SPAN>
+<SPAN class="code-tag"></dependency></SPAN>
+</PRE>
+</DIV></DIV>
+
+<P>You can also use Struts Archetype Catalog like below</P>
+
+<DIV class="code panel" style="border-width: 1px;"><DIV class="codeHeader panelHeader" style="border-bottom-width: 1px;"><B>Struts Archetype Catalog</B></DIV><DIV class="codeContent panelContent">
+<PRE class="code-none">
+mvn archetype:generate -DarchetypeCatalog=http://struts.apache.org/
+</PRE>
+</DIV></DIV>
+
+<DIV class="code panel" style="border-width: 1px;"><DIV class="codeHeader panelHeader" style="border-bottom-width: 1px;"><B>Staging Repository</B></DIV><DIV class="codeContent panelContent">
+<PRE class="code-xml"><SPAN class="code-tag"><repositories></SPAN>
+ <SPAN class="code-tag"><repository></SPAN>
+ <SPAN class="code-tag"><id></SPAN>apache.nexus<SPAN class="code-tag"></id></SPAN>
+ <SPAN class="code-tag"><name></SPAN>ASF Nexus Staging<SPAN class="code-tag"></name></SPAN>
+ <SPAN class="code-tag"><url></SPAN>https://repository.apache.org/content/groups/staging/<SPAN class="code-tag"></url></SPAN>
+ <SPAN class="code-tag"></repository></SPAN>
+<SPAN class="code-tag"></repositories></SPAN></PRE>
+</DIV></DIV>
+
+<H2><A name="VersionNotes2.3.14.3-InternalChanges"></A>Internal Changes</H2>
+
+<UL>
+ <LI>Whitelisting of actions' names was introduced and double evaluation of OGNL expression was removed.</LI>
+</UL>
+
+
+<H3><A name="VersionNotes2.3.14.3-IssueDetail"></A>Issue Detail</H3>
+
+<UL>
+ <LI><A href="https://issues.apache.org/jira/secure/ReleaseNote.jspa?version=12324579&projectId=12311041" class="external-link" rel="nofollow">JIRA Release Notes 2.3.14.3</A></LI>
+ <LI><A href="s2-015.html" title="S2-015">Security Bulletin S2-015</A></LI>
+</UL>
+
+
+<H3><A name="VersionNotes2.3.14.3-IssueList"></A>Issue List</H3>
+
+<UL>
+ <LI><A href="https://issues.apache.org/jira/issues/?filter=12324236" class="external-link" rel="nofollow">Struts 2.3.14.3 DONE</A></LI>
+ <LI><A href="https://issues.apache.org/jira/issues/?filter=12323783" class="external-link" rel="nofollow">Struts 2.3.15 TODO</A></LI>
+ <LI><A href="https://issues.apache.org/jira/issues/?filter=12318399" class="external-link" rel="nofollow">Struts 2.3.x TODO</A></LI>
+</UL>
+
+
+<H3><A name="VersionNotes2.3.14.3-Otherresources"></A>Other resources</H3>
+
+<UL>
+ <LI><A href="http://www.mail-archive.com/commits@struts.apache.org/" class="external-link" rel="nofollow">Commit Logs (Struts 1 and Struts 2)</A></LI>
+ <LI><A href="http://svn.apache.org/viewvc/struts/struts2/trunk/" class="external-link" rel="nofollow">Source Code Repository (includes change browsing)</A></LI>
+</UL>
+
+ </DIV>
+
+
+ </DIV>
+ </DIV>
+ <DIV class="footer">
+ Generated by
+ <A href="http://www.atlassian.com/confluence/">Atlassian Confluence</A> (Version: 3.4.9 Build: 2042 Feb 14, 2011)
+ <A href="http://could.it/autoexport/">Auto Export Plugin</A> (Version: 1.0.0-dkulp)
+ </DIV>
+ </BODY>
+</HTML>
\ No newline at end of file
Modified: websites/production/struts/content/development/2.x/docs/wildcard-method-selection.html
==============================================================================
--- websites/production/struts/content/development/2.x/docs/wildcard-method-selection.html (original)
+++ websites/production/struts/content/development/2.x/docs/wildcard-method-selection.html Wed Jun 5 05:14:58 2013
@@ -123,7 +123,7 @@ under the License.
<DIV class="pagecontent">
<DIV class="wiki-content">
- <DIV class="panelMacro"><TABLE class="infoMacro"><COLGROUP><COL width="24"><COL></COLGROUP><TR><TD valign="top"><IMG src="https://cwiki.apache.org/confluence/images/icons/emoticons/information.gif" width="16" height="16" align="absmiddle" alt="" border="0"></TD><TD>The example code for this tutorial, Wildcard_Method_Struts2_Ant or Wildcard_Method_Struts2_Mvn, is available on Google Code - <A href="http://code.google.com/p/struts2-examples/downloads/list" class="external-link" rel="nofollow">http://code.google.com/p/struts2-examples/downloads/list</A>. After downloading and unzipping the file, you'll have a folder named Wildcard_Method_Struts2_Ant (or Wildcard_Method_Struts2_Mvn). In that folder will be a README.txt file with instructions on now to build and run the example application.</TD></TR></TABLE></DIV>
+ <DIV class="panelMacro"><TABLE class="infoMacro"><COLGROUP><COL width="24"><COL></COLGROUP><TR><TD valign="top"><IMG src="https://cwiki.apache.org/confluence/images/icons/emoticons/information.gif" width="16" height="16" align="absmiddle" alt="" border="0"></TD><TD>The example code for this tutorial, Wildcard_Method_Struts2_Mvn, is available on Google Code - <A href="http://code.google.com/p/struts2-examples/downloads/list" class="external-link" rel="nofollow">http://code.google.com/p/struts2-examples/downloads/list</A>. After downloading and unzipping the file, you'll have a folder named Wildcard_Method_Struts2_Mvn. In that folder will be a README.txt file with instructions on now to build and run the example application.</TD></TR></TABLE></DIV>
<H3><A name="WildcardMethodSelection-Introduction"></A>Introduction</H3>
<P>In this tutorial we'll cover how to configure an action node in the struts.xml configuration file so that one action node can be used to<BR>
@@ -175,17 +175,17 @@ relate several different Action URLs to
<P>The * is the wildcard character. Any action name values that end in "Person" will be handled by this action mapping. Whatever value is before "Person" will be the value used for the method attribute (the {1} place holder will be replaced with that value). For example this URL:</P>
-<P> <A href="http://localhost:8080/Wildcard_Method_Struts_2_Mvn/createPerson.action" class="external-link" rel="nofollow">http://localhost:8080/Wildcard_Method_Struts_2_Mvn/createPerson.action</A></P>
+<P> <A href="http://localhost:8080/Wildcard_Method_Struts2_Mvn/createPerson.action" class="external-link" rel="nofollow">http://localhost:8080/Wildcard_Method_Struts2_Mvn/createPerson.action</A></P>
<P>will be be processed by the the above action mapping and method create of class PersonAction will be called. While this URL</P>
-<P> <A href="http://localhost:8080/Wildcard_Method_Struts_2_Mvn/deletePerson.action" class="external-link" rel="nofollow">http://localhost:8080/Wildcard_Method_Struts_2_Mvn/deletePerson.action</A></P>
+<P> <A href="http://localhost:8080/Wildcard_Method_Struts2_Mvn/deletePerson.action" class="external-link" rel="nofollow">http://localhost:8080/Wildcard_Method_Struts2_Mvn/deletePerson.action</A></P>
<P>will cause the delete method of class PersonAction to be called.</P>
<P>What happens if we have a URL with nothing in front of Person? For example:</P>
-<P> <A href="http://localhost:8080/Wildcard_Method_Struts_2_Mvn/Person.action" class="external-link" rel="nofollow">http://localhost:8080/Wildcard_Method_Struts_2_Mvn/Person.action</A></P>
+<P> <A href="http://localhost:8080/Wildcard_Method_Struts2_Mvn/Person.action" class="external-link" rel="nofollow">http://localhost:8080/Wildcard_Method_Struts2_Mvn/Person.action</A></P>
<P>If there is no value in front of Person, then the Struts 2 framework will call the execute method of the class PersonAction.</P>