CVE-2012-4534

Severity: low (CVSS 2.6 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 7.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2012-12-19 · updated 2026-10-09
Weakness: CWE-399

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.

Affected products

Apache Tomcat: 6.0, 6.0.0, 6.0.0-alpha, 6.0.1, 6.0.1-alpha, 6.0.2 (+64)

References

http://archives.neohapsis.com/archives/bugtraq/2012-12/0043.html
http://lists.opensuse.org/opensuse-updates/2013-01/msg00051.html
http://lists.opensuse.org/opensuse-updates/2013-01/msg00061.html
http://lists.opensuse.org/opensuse-updates/2013-01/msg00080.html
http://marc.info/?l=bugtraq&m=136612293908376&w=2
http://marc.info/?l=bugtraq&m=139344343412337&w=2
http://rhn.redhat.com/errata/RHSA-2013-0623.html
http://secunia.com/advisories/57126
http://svn.apache.org/viewvc/tomcat/tc7.0.x/trunk/java/org/apache/tomcat/util/net/NioEndpoint.java?r1=1340218&r2=1340217&pathrev=1340218
http://svn.apache.org/viewvc/tomcat/tc7.0.x/trunk/webapps/docs/changelog.xml?r1=1340218&r2=1340217&pathrev=1340218
http://svn.apache.org/viewvc?view=revision&revision=1340218
http://tomcat.apache.org/security-6.html

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