[jira] [Issue Comment Edited] (WW-3668) Vulnerability: User input is evaluated as an OGNL expression when there's a conversion error.

["Hideyuki Suzumi (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/WW-3668?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13081300#comment-13081300 ] 

Hideyuki Suzumi edited comment on WW-3668 at 8/9/11 2:09 AM:
-------------------------------------------------------------

Please try:
<' + #application + '>

This input is converted into the following OGNL expression:
'<' + #application + '>'

      was (Author: slopetown):
    Please try:
<' + #application + '>

This input is converted into the following OGNL expressions:
'<' + #application + '>'
  
> Vulnerability: User input is evaluated as an OGNL expression when there's a conversion error.
> ---------------------------------------------------------------------------------------------
>
>                 Key: WW-3668
>                 URL: https://issues.apache.org/jira/browse/WW-3668
>             Project: Struts 2
>          Issue Type: Bug
>          Components: Core Interceptors
>    Affects Versions: 2.2.3
>         Environment: Struts 2.2.3
> Tomcat 7.0.19
>            Reporter: Hideyuki Suzumi
>
> 1. Run "Struts Showcase".
> 2. Click "Validation".
> 3. Click "Field Validators".
> 4. Type "<' + #application + '>" in the "Integer Validator Field".
> 5. Click "Submit".
> 6. You can get all "application" scoped variables in the "Integer Validator Field".
> Please fix ConversionErrorInterceptor and RepopulateConversionErrorFieldValidatorSupport.
> com.opensymphony.xwork2.interceptor.ConversionErrorInterceptor
> 87:        return "'" + value + "'";
> com.opensymphony.xwork2.validator.validators.RepopulateConversionErrorFieldValidatorSupport
> 175:                    fakeParams.put(fullFieldName, "'" + tmpValue[0] + "'");
> 182:                fakeParams.put(fullFieldName, "'" + tmpValue + "'");

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