medium
4.3
CWE
352 264
Advisory Published
CVE Published
Updated

CVE-2012-4431: CSRF

First published: Wed Dec 05 2012(Updated: )

org/apache/catalina/filters/CsrfPreventionFilter.java in Apache Tomcat 6.x before 6.0.36 and 7.x before 7.0.32 allows remote attackers to bypass the cross-site request forgery (CSRF) protection mechanism via a request that lacks a session identifier.

Credit: secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
redhat/Apache Tomcat<7.0.32
7.0.32
redhat/Apache Tomcat<6.0.36
6.0.36
Tomcat=6.0
Tomcat=6.0.0
Tomcat=6.0.0-alpha
Tomcat=6.0.1
Tomcat=6.0.1-alpha
Tomcat=6.0.2
Tomcat=6.0.2-alpha
Tomcat=6.0.2-beta
Tomcat=6.0.3
Tomcat=6.0.4
Tomcat=6.0.4-alpha
Tomcat=6.0.5
Tomcat=6.0.6
Tomcat=6.0.6-alpha
Tomcat=6.0.7
Tomcat=6.0.7-alpha
Tomcat=6.0.7-beta
Tomcat=6.0.8
Tomcat=6.0.8-alpha
Tomcat=6.0.9
Tomcat=6.0.9-beta
Tomcat=6.0.10
Tomcat=6.0.11
Tomcat=6.0.12
Tomcat=6.0.13
Tomcat=6.0.14
Tomcat=6.0.15
Tomcat=6.0.16
Tomcat=6.0.17
Tomcat=6.0.18
Tomcat=6.0.19
Tomcat=6.0.20
Tomcat=6.0.24
Tomcat=6.0.26
Tomcat=6.0.27
Tomcat=6.0.28
Tomcat=6.0.29
Tomcat=6.0.30
Tomcat=6.0.31
Tomcat=6.0.32
Tomcat=6.0.33
Tomcat=6.0.35
Tomcat=7.0.0
Tomcat=7.0.0-beta
Tomcat=7.0.1
Tomcat=7.0.2
Tomcat=7.0.2-beta
Tomcat=7.0.3
Tomcat=7.0.4
Tomcat=7.0.4-beta
Tomcat=7.0.5
Tomcat=7.0.6
Tomcat=7.0.7
Tomcat=7.0.8
Tomcat=7.0.9
Tomcat=7.0.10
Tomcat=7.0.11
Tomcat=7.0.12
Tomcat=7.0.13
Tomcat=7.0.14
Tomcat=7.0.15
Tomcat=7.0.16
Tomcat=7.0.17
Tomcat=7.0.18
Tomcat=7.0.19
Tomcat=7.0.20
Tomcat=7.0.21
Tomcat=7.0.22
Tomcat=7.0.23
Tomcat=7.0.25
Tomcat=7.0.28
Tomcat=7.0.30

Remedy

http://svn.apache.org/viewvc/tomcat/tc7.0.x/trunk/java/org/apache/catalina/filters/CsrfPreventionFilter.java?r1=1393088&r2=1393087&pathrev=1393088

Remedy

http://svn.apache.org/viewvc/tomcat/tc7.0.x/trunk/webapps/docs/changelog.xml?r1=1393088&r2=1393087&pathrev=1393088

Remedy

http://svn.apache.org/viewvc?view=revision&revision=1393088

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2012-4431?

    The severity of CVE-2012-4431 is moderate as it allows Cross-Site Request Forgery (CSRF) attacks by bypassing the CSRF prevention filter.

  • How do I fix CVE-2012-4431?

    To fix CVE-2012-4431, update Apache Tomcat to version 6.0.36 or higher, or version 7.0.32 or higher.

  • Which versions of Apache Tomcat are affected by CVE-2012-4431?

    Apache Tomcat versions prior to 6.0.36 and 7.0.32 are affected by CVE-2012-4431.

  • What kind of attack does CVE-2012-4431 facilitate?

    CVE-2012-4431 facilitates Cross-Site Request Forgery (CSRF) attacks by allowing unauthorized requests to be executed without a valid session identifier.

  • Is CVE-2012-4431 specific to any particular operating system?

    CVE-2012-4431 is specific to Apache Tomcat and is not limited to any particular operating system.

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