CVE-2012-4534

Public Exploit

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.

Category

2.6
CVSS
Severity: Low
CVSS 2.0 •
EPSS 36.56% Top 5%
Vendor Advisory marc.info Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory hp.com Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory marc.info Vendor Advisory apache.org Vendor Advisory apache.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://marc.info/?l=bugtraq&m=136612293908376&w=2 vendor advisory
http://svn.apache.org/viewvc?view=revision&revision=1340218
http://lists.opensuse.org/opensuse-updates/2013-01/msg00051.html vendor advisory
http://www.ubuntu.com/usn/USN-1685-1 vendor advisory
http://www.securitytracker.com/id?1027836 vdb entry
http://lists.opensuse.org/opensuse-updates/2013-01/msg00080.html vendor advisory
https://h20566.www2.hp.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c03748878 vendor advisory
https://issues.apache.org/bugzilla/show_bug.cgi?id=52858 exploit
http://lists.opensuse.org/opensuse-updates/2013-01/msg00061.html vendor advisory
http://tomcat.apache.org/security-7.html vendor advisory
http://svn.apache.org/viewvc/tomcat/tc7.0.x/trunk/java/org/apache/tomcat/util/net/NioEndpoint.java?r1=1340218&r2=1340217&pathrev=1340218 patch
http://tomcat.apache.org/security-6.html vendor advisory
http://secunia.com/advisories/57126 third party advisory
http://svn.apache.org/viewvc/tomcat/tc7.0.x/trunk/webapps/docs/changelog.xml?r1=1340218&r2=1340217&pathrev=1340218 patch
http://rhn.redhat.com/errata/RHSA-2013-0623.html vendor advisory
http://archives.neohapsis.com/archives/bugtraq/2012-12/0043.html mailing list
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19398 vdb entry signature
http://www.securityfocus.com/bid/56813 vdb entry
http://marc.info/?l=bugtraq&m=139344343412337&w=2 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2012-4534?
CVE-2012-4534 has been scored as a low severity vulnerability.
How to fix CVE-2012-4534?
To fix CVE-2012-4534, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2012-4534 being actively exploited in the wild?
It is possible that CVE-2012-4534 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~37% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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