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Fencer Intel
medium 4.3

CVE-2012-4431 json

Cross-Site Request Forgery in Apache Tomcat

published 2012-12-19 13 y ago modified 2026-10-09 31 d ago also GHSA-76vr-72mv-mf3q , EUVD-2022-2929

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
9.1%
EPSS 9.1% chance of exploitation in 30 days, percentile 95%
public exploits
0
none known

Summary

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.

Patch / fix

  • maven org.apache.tomcat:tomcat 6.0.36, 7.0.32
  • jbossweb jboss enterprise application platform 6 7.0.17-4.Final_redhat_3.ep6.el5
  • jbossweb jboss enterprise application platform 6 7.0.17-4.Final_redhat_3.ep6.el6
  • jbossweb-lib jboss enterprise application platform 6 7.0.17-4.Final_redhat_3.ep6.el5
  • jbossweb-lib jboss enterprise application platform 6 7.0.17-4.Final_redhat_3.ep6.el6
  • tomcat7 jboss enterprise web server 2 7.0.30-3_patch_02.ep6.el5
  • tomcat7 jboss enterprise web server 2 7.0.30-5_patch_02.ep6.el6
  • tomcat7-lib jboss enterprise web server 2 7.0.30-3_patch_02.ep6.el5
  • tomcat7-lib jboss enterprise web server 2 7.0.30-5_patch_02.ep6.el6

red hat advisories RHSA-2013:0647RHSA-2013:0268RHSA-2013:0266

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2012-4431 updated cvss 4.3

Tomcat/JBoss Web - Bypass of CSRF prevention filter

  • Red Hat JBoss Data Grid 6 jbossweb jbossweb Red Hat JBoss Portal 6 jbossweb jbossweb
    affected: no fix available
  • Red Hat JBoss Data Grid 6.1
    fixed: vendor fix RHSA-2013:0665
  • Red Hat JBoss Enterprise Application Platform 6 for RHEL 5 Server jbossweb 7.0.17-4.Final_redhat_3.ep6.el5, jbossweb-lib 7.0.17-4.Final_redhat_3.ep6.el5 Red Hat JBoss Enterprise Application Platform 6 for RHEL 6 Server jbossweb 7.0.17-4.Final_redhat_3.ep6.el6, jbossweb-lib 7.0.17-4.Final_redhat_3.ep6.el6
    fixed: vendor fix RHSA-2013:0647
  • Red Hat JBoss Enterprise Application Platform 6.0
    fixed: vendor fix RHSA-2013:0648
  • Red Hat JBoss Enterprise Web Server 2 for RHEL 5 Server tomcat6 6.0.35-6_patch_06.ep6.el5, tomcat7 7.0.30-3_patch_02.ep6.el5, tomcat6-lib 6.0.35-6_patch_06.ep6.el5, tomcat7-lib 7.0.30-3_patch_02.ep6.el5, tomcat6-log4j 6.0.35-6_patch_06.ep6.el5, tomcat7-log4j 7.0.30-3_patch_02.ep6.el5, +14 more Red Hat JBoss Enterprise Web Server 2 for RHEL 6 Server tomcat7 7.0.30-5_patch_02.ep6.el6, tomcat6 6.0.35-29_patch_06.ep6.el6, tomcat7-lib 7.0.30-5_patch_02.ep6.el6, tomcat6-lib 6.0.35-29_patch_06.ep6.el6, tomcat7-log4j 7.0.30-5_patch_02.ep6.el6, tomcat6-log4j 6.0.35-29_patch_06.ep6.el6, +14 more
    fixed: vendor fix RHSA-2013:0266
  • Red Hat JBoss Operations Network 3.2
    fixed: vendor fix RHSA-2013:1853
  • Red Hat JBoss Portal Platform 6.1
    fixed: vendor fix RHSA-2013:1437
  • Red Hat JBoss Web Server 2.0
    fixed: vendor fix RHSA-2013:0265
show 1 more
  • Red Hat Enterprise Linux 6 tomcat6, tomcat6-lib, tomcat6-log4j, tomcat6-javadoc, tomcat6-webapps, tomcat6-el-2.1-api, +4 more Red Hat JBoss BRMS 5 jbossweb jbossweb Red Hat JBoss Operations Network 3 jbossweb jbossweb Red Hat JBoss Portal 5 jbossweb jbossweb Red Hat JBoss SOA Platform 5 jbossweb jbossweb
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
31 d ago

Exploit prediction

9.15% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected packages

ecosystem package affected fixed in
maven org.apache.tomcat:tomcat
>=6.0.0, <6.0.36
>=7.0.0, <7.0.32
6.0.36
7.0.32

Classification

Weakness
  • CWE-264 Permissions, Privileges, and Access Controls
  • CWE-352 Cross-Site Request Forgery

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.