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Vulnerability details: VCID-tcbc-3kgt-muam
Vulnerability ID VCID-tcbc-3kgt-muam
Aliases CVE-2013-4322
GHSA-wq2p-q66w-q8gp
Summary 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.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (4)
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-20 Improper Input Validation
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-400 Uncontrolled Resource Consumption
System Score Found at
generic_textual MODERATE http://advisories.mageia.org/MGASA-2014-0148.html
generic_textual MODERATE http://marc.info/?l=bugtraq&m=144498216801440&w=2
epss 0.36664 https://api.first.org/data/v1/epss?cve=CVE-2013-4322
epss 0.36664 https://api.first.org/data/v1/epss?cve=CVE-2013-4322
epss 0.36664 https://api.first.org/data/v1/epss?cve=CVE-2013-4322
epss 0.36664 https://api.first.org/data/v1/epss?cve=CVE-2013-4322
epss 0.36664 https://api.first.org/data/v1/epss?cve=CVE-2013-4322
epss 0.36664 https://api.first.org/data/v1/epss?cve=CVE-2013-4322
epss 0.36664 https://api.first.org/data/v1/epss?cve=CVE-2013-4322
epss 0.36664 https://api.first.org/data/v1/epss?cve=CVE-2013-4322
epss 0.36664 https://api.first.org/data/v1/epss?cve=CVE-2013-4322
generic_textual MODERATE https://bugzilla.redhat.com/show_bug.cgi?id=1069905
apache_tomcat Important https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-4322
generic_textual MODERATE http://seclists.org/fulldisclosure/2014/Dec/23
cvssv3.1_qr MODERATE https://github.com/advisories/GHSA-wq2p-q66w-q8gp
generic_textual MODERATE https://github.com/apache/tomcat
generic_textual MODERATE https://github.com/apache/tomcat/commit/70dc3b279f7c99136c2c51bce8812508b4893c8b
generic_textual MODERATE https://github.com/apache/tomcat/commit/72613a0e2f88af789c2acc7093c82ff02b95b6d1
generic_textual MODERATE https://github.com/apache/tomcat/commit/a91516b80deaf1d0c6e04a7931765fdac34c4ccd
generic_textual MODERATE https://github.com/apache/tomcat/commit/b8cb9f5f91e9210ca107fd80f3e6acd47531daa7
generic_textual MODERATE https://github.com/apache/tomcat/commit/bed3a1a0d06a3c787183c6e90f326bbe17e49dd4
generic_textual MODERATE https://github.com/apache/tomcat/commit/d6a9898125f34e593de426e8c7dabb0f224fc00f
generic_textual MODERATE https://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04851013
generic_textual MODERATE https://lists.apache.org/thread.html/37220405a377c0182d2afdbc36461c4783b2930fbeae3a17f1333113@%3Cdev.tomcat.apache.org%3E
generic_textual MODERATE https://lists.apache.org/thread.html/39ae1f0bd5867c15755a6f959b271ade1aea04ccdc3b2e639dcd903b@%3Cdev.tomcat.apache.org%3E
generic_textual MODERATE https://lists.apache.org/thread.html/b84ad1258a89de5c9c853c7f2d3ad77e5b8b2930be9e132d5cef6b95@%3Cdev.tomcat.apache.org%3E
generic_textual MODERATE https://lists.apache.org/thread.html/b8a1bf18155b552dcf9a928ba808cbadad84c236d85eab3033662cfb@%3Cdev.tomcat.apache.org%3E
generic_textual MODERATE https://lists.apache.org/thread.html/r03c597a64de790ba42c167efacfa23300c3d6c9fe589ab87fe02859c@%3Cdev.tomcat.apache.org%3E
generic_textual MODERATE https://lists.apache.org/thread.html/r587e50b86c1a96ee301f751d50294072d142fd6dc08a8987ae9f3a9b@%3Cdev.tomcat.apache.org%3E
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2013-4322
generic_textual MODERATE https://rhn.redhat.com/errata/RHSA-2014-0686.html
generic_textual MODERATE http://svn.apache.org/viewvc?view=revision&revision=1521834
generic_textual MODERATE http://svn.apache.org/viewvc?view=revision&revision=1521864
generic_textual MODERATE http://svn.apache.org/viewvc?view=revision&revision=1549522
generic_textual MODERATE http://svn.apache.org/viewvc?view=revision&revision=1549523
generic_textual MODERATE http://svn.apache.org/viewvc?view=revision&revision=1556540
generic_textual MODERATE https://web.archive.org/web/20140315211337/http://www.securityfocus.com/bid/65767
generic_textual MODERATE https://web.archive.org/web/20150503090027/http://www.securityfocus.com/archive/1/534161/100/0/threaded
generic_textual MODERATE https://web.archive.org/web/20151023203543/http://secunia.com/advisories/59873
generic_textual MODERATE https://web.archive.org/web/20161024215620/http://secunia.com/advisories/59036
generic_textual MODERATE https://web.archive.org/web/20161024215639/http://secunia.com/advisories/59722
generic_textual MODERATE https://web.archive.org/web/20161024215804/http://secunia.com/advisories/59675
generic_textual MODERATE https://web.archive.org/web/20161024220018/http://secunia.com/advisories/59724
generic_textual MODERATE http://tomcat.apache.org/security-6.html
generic_textual MODERATE http://tomcat.apache.org/security-7.html
generic_textual MODERATE http://tomcat.apache.org/security-8.html
generic_textual MODERATE http://www-01.ibm.com/support/docview.wss?uid=swg21667883
generic_textual MODERATE http://www-01.ibm.com/support/docview.wss?uid=swg21675886
generic_textual MODERATE http://www-01.ibm.com/support/docview.wss?uid=swg21677147
generic_textual MODERATE http://www-01.ibm.com/support/docview.wss?uid=swg21678113
generic_textual MODERATE http://www-01.ibm.com/support/docview.wss?uid=swg21678231
generic_textual MODERATE http://www.debian.org/security/2016/dsa-3530
generic_textual MODERATE http://www.mandriva.com/security/advisories?name=MDVSA-2015:052
generic_textual MODERATE http://www.mandriva.com/security/advisories?name=MDVSA-2015:084
generic_textual MODERATE http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html
generic_textual MODERATE http://www.oracle.com/technetwork/topics/security/cpujul2014-1972956.html
generic_textual MODERATE http://www.oracle.com/technetwork/topics/security/cpuoct2014-1972960.html
generic_textual MODERATE http://www.ubuntu.com/usn/USN-2130-1
generic_textual MODERATE http://www.vmware.com/security/advisories/VMSA-2014-0008.html
generic_textual MODERATE http://www.vmware.com/security/advisories/VMSA-2014-0012.html
Reference id Reference type URL
http://advisories.mageia.org/MGASA-2014-0148.html
http://marc.info/?l=bugtraq&m=144498216801440&w=2
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2013-4322.json
https://api.first.org/data/v1/epss?cve=CVE-2013-4322
https://bugzilla.redhat.com/show_bug.cgi?id=1069905
http://seclists.org/fulldisclosure/2014/Dec/23
http://secunia.com/advisories/59036
http://secunia.com/advisories/59675
http://secunia.com/advisories/59722
http://secunia.com/advisories/59724
http://secunia.com/advisories/59873
https://github.com/apache/tomcat
https://github.com/apache/tomcat70/commit/a91516b80deaf1d0c6e04a7931765fdac34c4ccd
https://github.com/apache/tomcat70/commit/bed3a1a0d06a3c787183c6e90f326bbe17e49dd4
https://github.com/apache/tomcat/commit/70dc3b279f7c99136c2c51bce8812508b4893c8b
https://github.com/apache/tomcat/commit/72613a0e2f88af789c2acc7093c82ff02b95b6d1
https://github.com/apache/tomcat/commit/a91516b80deaf1d0c6e04a7931765fdac34c4ccd
https://github.com/apache/tomcat/commit/b8cb9f5f91e9210ca107fd80f3e6acd47531daa7
https://github.com/apache/tomcat/commit/bed3a1a0d06a3c787183c6e90f326bbe17e49dd4
https://github.com/apache/tomcat/commit/d6a9898125f34e593de426e8c7dabb0f224fc00f
https://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04851013
https://lists.apache.org/thread.html/37220405a377c0182d2afdbc36461c4783b2930fbeae3a17f1333113@%3Cdev.tomcat.apache.org%3E
https://lists.apache.org/thread.html/39ae1f0bd5867c15755a6f959b271ade1aea04ccdc3b2e639dcd903b@%3Cdev.tomcat.apache.org%3E
https://lists.apache.org/thread.html/b84ad1258a89de5c9c853c7f2d3ad77e5b8b2930be9e132d5cef6b95@%3Cdev.tomcat.apache.org%3E
https://lists.apache.org/thread.html/b8a1bf18155b552dcf9a928ba808cbadad84c236d85eab3033662cfb@%3Cdev.tomcat.apache.org%3E
https://lists.apache.org/thread.html/r03c597a64de790ba42c167efacfa23300c3d6c9fe589ab87fe02859c@%3Cdev.tomcat.apache.org%3E
https://lists.apache.org/thread.html/r587e50b86c1a96ee301f751d50294072d142fd6dc08a8987ae9f3a9b@%3Cdev.tomcat.apache.org%3E
https://rhn.redhat.com/errata/RHSA-2014-0686.html
https://svn.apache.org/viewvc?view=rev&rev=1521834
https://svn.apache.org/viewvc?view=rev&rev=1521864
https://svn.apache.org/viewvc?view=rev&rev=1549522
https://svn.apache.org/viewvc?view=rev&rev=1549523
https://svn.apache.org/viewvc?view=rev&rev=1556540
http://svn.apache.org/viewvc?view=revision&revision=1521834
http://svn.apache.org/viewvc?view=revision&revision=1521864
http://svn.apache.org/viewvc?view=revision&revision=1549522
http://svn.apache.org/viewvc?view=revision&revision=1549523
http://svn.apache.org/viewvc?view=revision&revision=1556540
https://web.archive.org/web/20140315211337/http://www.securityfocus.com/bid/65767
https://web.archive.org/web/20150503090027/http://www.securityfocus.com/archive/1/534161/100/0/threaded
https://web.archive.org/web/20151023203543/http://secunia.com/advisories/59873
https://web.archive.org/web/20161024215620/http://secunia.com/advisories/59036
https://web.archive.org/web/20161024215639/http://secunia.com/advisories/59722
https://web.archive.org/web/20161024215804/http://secunia.com/advisories/59675
https://web.archive.org/web/20161024220018/http://secunia.com/advisories/59724
http://tomcat.apache.org/security-6.html
http://tomcat.apache.org/security-7.html
http://tomcat.apache.org/security-8.html
http://www-01.ibm.com/support/docview.wss?uid=swg21667883
http://www-01.ibm.com/support/docview.wss?uid=swg21675886
http://www-01.ibm.com/support/docview.wss?uid=swg21677147
http://www-01.ibm.com/support/docview.wss?uid=swg21678113
http://www-01.ibm.com/support/docview.wss?uid=swg21678231
http://www.debian.org/security/2016/dsa-3530
http://www.mandriva.com/security/advisories?name=MDVSA-2015:052
http://www.mandriva.com/security/advisories?name=MDVSA-2015:084
http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html
http://www.oracle.com/technetwork/topics/security/cpujul2014-1972956.html
http://www.oracle.com/technetwork/topics/security/cpuoct2014-1972960.html
http://www.securityfocus.com/archive/1/534161/100/0/threaded
http://www.securityfocus.com/bid/65767
http://www.ubuntu.com/usn/USN-2130-1
http://www.vmware.com/security/advisories/VMSA-2014-0008.html
http://www.vmware.com/security/advisories/VMSA-2014-0012.html
CVE-2013-4322 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-4322
CVE-2013-4322 https://nvd.nist.gov/vuln/detail/CVE-2013-4322
GHSA-wq2p-q66w-q8gp https://github.com/advisories/GHSA-wq2p-q66w-q8gp
GLSA-201412-29 https://security.gentoo.org/glsa/201412-29
RHSA-2014:0429 https://access.redhat.com/errata/RHSA-2014:0429
RHSA-2014:0525 https://access.redhat.com/errata/RHSA-2014:0525
RHSA-2014:0526 https://access.redhat.com/errata/RHSA-2014:0526
RHSA-2014:0527 https://access.redhat.com/errata/RHSA-2014:0527
RHSA-2014:0528 https://access.redhat.com/errata/RHSA-2014:0528
RHSA-2014:0686 https://access.redhat.com/errata/RHSA-2014:0686
USN-2130-1 https://usn.ubuntu.com/2130-1/
No exploits are available.
Exploit Prediction Scoring System (EPSS)
Percentile 0.97107
EPSS Score 0.36664
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T12:38:13.305185+00:00 Apache Tomcat Importer Import https://tomcat.apache.org/security-8.html 38.0.0