CVE-2013-4322

Description

Apache Tomcat before 6.0.39, 7.x before 7.0.50, and 8.x before 8.0.0-RC10 processes chunked transfer coding without properly handling (1) a large total amount of chunked data or (2) whitespace characters in an HTTP header value within a trailer field, which allows remote attackers to cause a denial of service by streaming data. NOTE: this vulnerability exists because of an incomplete fix for CVE-2012-3544.

Category

4.3
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 78.86% Top 5%
Vendor Advisory redhat.com Vendor Advisory mandriva.com Vendor Advisory mandriva.com Vendor Advisory debian.org Vendor Advisory ubuntu.com Vendor Advisory marc.info Vendor Advisory apache.org Vendor Advisory apache.org Vendor Advisory apache.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.vmware.com/security/advisories/VMSA-2014-0008.html
http://svn.apache.org/viewvc?view=revision&revision=1549522
http://www.vmware.com/security/advisories/VMSA-2014-0012.html
https://rhn.redhat.com/errata/RHSA-2014-0686.html vendor advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2015:052 vendor advisory
http://svn.apache.org/viewvc?view=revision&revision=1549523
http://secunia.com/advisories/59724 third party advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1069905
http://www.mandriva.com/security/advisories?name=MDVSA-2015:084 vendor advisory
http://www.debian.org/security/2016/dsa-3530 vendor advisory
http://tomcat.apache.org/security-7.html vendor advisory
http://www.securityfocus.com/archive/1/534161/100/0/threaded mailing list
http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html
http://www-01.ibm.com/support/docview.wss?uid=swg21678113
http://tomcat.apache.org/security-8.html vendor advisory
http://www-01.ibm.com/support/docview.wss?uid=swg21677147
http://www-01.ibm.com/support/docview.wss?uid=swg21678231
http://advisories.mageia.org/MGASA-2014-0148.html
http://secunia.com/advisories/59722 third party advisory
http://tomcat.apache.org/security-6.html vendor advisory
https://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04851013
http://secunia.com/advisories/59675 third party advisory
http://www.oracle.com/technetwork/topics/security/cpujul2014-1972956.html
http://www.ubuntu.com/usn/USN-2130-1 vendor advisory
http://secunia.com/advisories/59873 third party advisory
http://seclists.org/fulldisclosure/2014/Dec/23 mailing list
http://www-01.ibm.com/support/docview.wss?uid=swg21667883
http://svn.apache.org/viewvc?view=revision&revision=1556540
http://marc.info/?l=bugtraq&m=144498216801440&w=2 vendor advisory
http://www.oracle.com/technetwork/topics/security/cpuoct2014-1972960.html
http://www.securityfocus.com/bid/65767 vdb entry
http://svn.apache.org/viewvc?view=revision&revision=1521834
http://www-01.ibm.com/support/docview.wss?uid=swg21675886
http://svn.apache.org/viewvc?view=revision&revision=1521864
http://secunia.com/advisories/59036 third party advisory
https://lists.apache.org/thread.html/b8a1bf18155b552dcf9a928ba808cbadad84c236d85eab3033662cfb%40%3Cdev.tomcat.apache.org%3E mailing list
https://lists.apache.org/thread.html/39ae1f0bd5867c15755a6f959b271ade1aea04ccdc3b2e639dcd903b%40%3Cdev.tomcat.apache.org%3E mailing list
https://lists.apache.org/thread.html/37220405a377c0182d2afdbc36461c4783b2930fbeae3a17f1333113%40%3Cdev.tomcat.apache.org%3E mailing list
https://lists.apache.org/thread.html/b84ad1258a89de5c9c853c7f2d3ad77e5b8b2930be9e132d5cef6b95%40%3Cdev.tomcat.apache.org%3E mailing list
https://lists.apache.org/thread.html/r03c597a64de790ba42c167efacfa23300c3d6c9fe589ab87fe02859c%40%3Cdev.tomcat.apache.org%3E mailing list
https://lists.apache.org/thread.html/r587e50b86c1a96ee301f751d50294072d142fd6dc08a8987ae9f3a9b%40%3Cdev.tomcat.apache.org%3E mailing list

Frequently Asked Questions

What is the severity of CVE-2013-4322?
CVE-2013-4322 has been scored as a medium severity vulnerability.
How to fix CVE-2013-4322?
To fix CVE-2013-4322, 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-2013-4322 being actively exploited in the wild?
It is possible that CVE-2013-4322 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~79% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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