National Cyber Awareness System
Vulnerability Summary for CVE-2012-4431
Original release date:12/19/2012
Last revised:05/15/2013
Source:
US-CERT/NIST
Overview
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.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
2.9
Exploitability Subscore:
8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type:Allows unauthorized modification
References to Advisories, Solutions, and Tools
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External Source: CONFIRM
Name: http://svn.apache.org/viewvc?view=revision&revision=1393088
Type: Patch Information
External Source: CONFIRM
Name: http://svn.apache.org/viewvc/tomcat/tc7.0.x/trunk/webapps/docs/changelog.xml?r1=1393088&r2=1393087&pathrev=1393088
Type: Patch Information
External Source: CONFIRM
Name: http://svn.apache.org/viewvc/tomcat/tc7.0.x/trunk/java/org/apache/catalina/filters/CsrfPreventionFilter.java?r1=1393088&r2=1393087&pathrev=1393088
Type: Patch Information
External Source: UBUNTU
Name: USN-1685-1
External Source: SECTRACK
Name: 1027834
External Source: CONFIRM
Name: http://tomcat.apache.org/security-7.html
Type: Advisory
External Source: CONFIRM
Name: http://tomcat.apache.org/security-6.html
Type: Advisory
External Source: REDHAT
Name: RHSA-2013:0648
External Source: REDHAT
Name: RHSA-2013:0647
External Source: REDHAT
Name: RHSA-2013:0268
External Source: REDHAT
Name: RHSA-2013:0267
External Source: SUSE
Name: openSUSE-SU-2013:0192
External Source: SUSE
Name: openSUSE-SU-2013:0161
External Source: SUSE
Name: openSUSE-SU-2013:0147
External Source: SUSE
Name: openSUSE-SU-2012:1701
External Source: SUSE
Name: openSUSE-SU-2012:1700
External Source: BUGTRAQ
Name: 20121204 CVE-2012-4431 Apache Tomcat Bypass of CSRF prevention filter
Technical Details
- Permissions, Privileges, and Access Control (CWE-264)