CVE-2012-4534

low
Published 2012-12-19 · Modified 2026-04-29
CVSS v3
CVSS v2
2.6
VIR risk
2.6

Description

org/apache/tomcat/util/net/NioEndpoint.java in Apache Tomcat 6.x before 6.0.36 and 7.x before 7.0.28, when the NIO connector is used in conjunction with sendfile and HTTPS, allows remote attackers to cause a denial of service (infinite loop) by terminating the connection during the reading of a response.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: secalert@redhat.com — http://tomcat.apache.org/security-7.html

vendor Authored 2026-05-27

Vendor advisory: secalert@redhat.com — http://tomcat.apache.org/security-6.html

vendor Authored 2026-05-27

Vendor advisory: secalert@redhat.com — http://svn.apache.org/viewvc/tomcat/tc7.0.x/trunk/webapps/docs/changelog.xml?r1=1340218&r2=1340217&pathrev=1340218

vendor Authored 2026-05-27

Vendor advisory: secalert@redhat.com — http://svn.apache.org/viewvc/tomcat/tc7.0.x/trunk/java/org/apache/tomcat/util/net/NioEndpoint.java?r1=1340218&r2=1340217&pathrev=1340218

Application impact

VendorProductVersionsFixed
apache apachetomcat6.0.31
apache apachetomcat6.0.32
apache apachetomcat6.0
apache apachetomcat6.0.0
apache apachetomcat6.0.1
apache apachetomcat6.0.2
apache apachetomcat6.0.3
apache apachetomcat6.0.4
apache apachetomcat6.0.5
apache apachetomcat6.0.6
apache apachetomcat6.0.7
apache apachetomcat6.0.8
apache apachetomcat6.0.9
apache apachetomcat6.0.10
apache apachetomcat6.0.11
apache apachetomcat6.0.12
apache apachetomcat6.0.13
apache apachetomcat6.0.14
apache apachetomcat6.0.15
apache apachetomcat6.0.16
apache apachetomcat6.0.17
apache apachetomcat6.0.18
apache apachetomcat6.0.19
apache apachetomcat6.0.20
apache apachetomcat6.0.24
apache apachetomcat6.0.26
apache apachetomcat6.0.27
apache apachetomcat6.0.28
apache apachetomcat6.0.29
apache apachetomcat6.0.30
apache apachetomcat6.0.33
apache apachetomcat6.0.35
apache apachetomcat7.0.0
apache apachetomcat7.0.1
apache apachetomcat7.0.2
apache apachetomcat7.0.3
apache apachetomcat7.0.4
apache apachetomcat7.0.5
apache apachetomcat7.0.6
apache apachetomcat7.0.7
apache apachetomcat7.0.8
apache apachetomcat7.0.9
apache apachetomcat7.0.10
apache apachetomcat7.0.11
apache apachetomcat7.0.12
apache apachetomcat7.0.13
apache apachetomcat7.0.14
apache apachetomcat7.0.15
apache apachetomcat7.0.16
apache apachetomcat7.0.17
apache apachetomcat7.0.18
apache apachetomcat7.0.19
apache apachetomcat7.0.20
apache apachetomcat7.0.21
apache apachetomcat7.0.22
apache apachetomcat7.0.23
apache apachetomcat7.0.25

References

CWEs

CWE-399

Verify integrity in audit chain (admin only). AS-IS.