[jira] [Updated] (CASSANDRA-12327) Use of getAllByName() to retrieve IP addresses

["C. Scott Andreas (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/CASSANDRA-12327?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

C. Scott Andreas updated CASSANDRA-12327:
-----------------------------------------
    Component/s: Core

> Use of getAllByName() to retrieve IP addresses
> ----------------------------------------------
>
>                 Key: CASSANDRA-12327
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-12327
>             Project: Cassandra
>          Issue Type: Sub-task
>          Components: Core
>            Reporter: Eduardo Aguinaga
>            Priority: Major
>
> Overview:
> In May through June of 2016 a static analysis was performed on version 3.0.5 of the Cassandra source code. The analysis included an automated analysis using HP Fortify v4.21 SCA and a manual analysis utilizing SciTools Understand v4. The results of that analysis includes the issue below.
> Issue:
> Use of getAllByName() to retrieve an IP addresses is not trustworthy. Attackers can spoof DNS entries.
> The file LimitedLocalNodeFirstLocalBalancingPolicy.java calls getAllByName() on line 66.
> LimitedLocalNodeFirstLocalBalancingPolicy.java, lines 64-72:
> {code:java}
> 64 try
> 65 {
> 66     InetAddress[] addresses = InetAddress.getAllByName(replica);
> 67     Collections.addAll(replicaAddresses, addresses);
> 68 }
> 69 catch (UnknownHostException e)
> 70 {
> 71     logger.warn("Invalid replica host name: {}, skipping it", replica);
> 72 }
> {code}



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