Moderate severityNVD Advisory· Published May 31, 2014· Updated Jun 17, 2026
CVE-2014-0099
CVE-2014-0099
Description
Integer overflow in java/org/apache/tomcat/util/buf/Ascii.java in Apache Tomcat before 6.0.40, 7.x before 7.0.53, and 8.x before 8.0.4, when operated behind a reverse proxy, allows remote attackers to conduct HTTP request smuggling attacks via a crafted Content-Length HTTP header.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
org.apache.tomcat:tomcatMaven | < 6.0.40 | 6.0.40 |
org.apache.tomcat:tomcatMaven | >= 7.0.0, < 7.0.54 | 7.0.54 |
org.apache.tomcat:tomcatMaven | >= 8.0.0, < 8.0.6 | 8.0.6 |
org.apache.tomcat:tomcat-utilMaven | < 6.0.40 | 6.0.40 |
org.apache.tomcat:tomcat-utilMaven | >= 7.0.0, < 7.0.54 | 7.0.54 |
org.apache.tomcat:tomcat-utilMaven | >= 8.0.0, < 8.0.6 | 8.0.6 |
Affected products
109cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*+ 106 more
- cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*range: <=6.0.39
- cpe:2.3:a:apache:tomcat:6:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.0:alpha:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.10:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.11:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.12:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.13:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.14:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.15:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.16:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.17:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.18:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.19:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.1:alpha:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.20:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.24:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.26:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.27:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.28:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.29:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.2:alpha:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.2:beta:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.30:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.31:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.32:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.33:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.35:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.36:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.37:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.4:alpha:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.6:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.6:alpha:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.7:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.7:alpha:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.7:beta:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.8:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.8:alpha:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.9:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:6.0.9:beta:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.0:beta:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.10:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.11:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.12:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.13:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.14:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.15:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.16:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.17:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.18:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.19:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.20:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.21:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.22:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.23:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.24:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.25:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.26:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.27:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.28:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.29:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.2:beta:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.30:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.31:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.32:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.33:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.34:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.35:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.36:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.37:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.38:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.39:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.40:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.41:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.42:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.43:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.44:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.45:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.46:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.47:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.48:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.49:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.4:beta:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.50:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.52:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.6:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.7:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.8:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:7.0.9:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:8.0.0:rc1:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:8.0.0:rc10:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:8.0.0:rc2:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:8.0.0:rc5:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:8.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:apache:tomcat:8.0.3:*:*:*:*:*:*:*
- ghsa-coords2 versions
< 6.0.40+ 1 more
- (no CPE)range: < 6.0.40
- (no CPE)range: < 6.0.40
Patches
Vulnerability mechanics
References
60- tomcat.apache.org/security-6.htmlnvdVendor AdvisoryWEB
- tomcat.apache.org/security-7.htmlnvdVendor AdvisoryWEB
- tomcat.apache.org/security-8.htmlnvdVendor AdvisoryWEB
- github.com/advisories/GHSA-xh5x-j8jf-pcpxghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2014-0099ghsaADVISORY
- advisories.mageia.org/MGASA-2014-0268.htmlnvdWEB
- linux.oracle.com/errata/ELSA-2014-0865.htmlnvdWEB
- lists.fedoraproject.org/pipermail/package-announce/2015-February/150282.htmlnvdWEB
- marc.infonvdWEB
- marc.infonvdWEB
- marc.infonvdWEB
- rhn.redhat.com/errata/RHSA-2015-0675.htmlnvdWEB
- rhn.redhat.com/errata/RHSA-2015-0720.htmlnvdWEB
- rhn.redhat.com/errata/RHSA-2015-0765.htmlnvdWEB
- seclists.org/fulldisclosure/2014/Dec/23nvdWEB
- seclists.org/fulldisclosure/2014/May/138nvdWEB
- seclists.org/fulldisclosure/2014/May/140nvdWEB
- secunia.com/advisories/59121nvdWEB
- secunia.com/advisories/59678nvdWEB
- secunia.com/advisories/59732nvdWEB
- secunia.com/advisories/59835nvdWEB
- secunia.com/advisories/59849nvdWEB
- secunia.com/advisories/59873nvdWEB
- secunia.com/advisories/60729nvdWEB
- secunia.com/advisories/60793nvdWEB
- svn.apache.org/viewvcnvdWEB
- svn.apache.org/viewvcnvdWEB
- svn.apache.org/viewvcnvdWEB
- www-01.ibm.com/support/docview.wssnvdWEB
- www-01.ibm.com/support/docview.wssnvdWEB
- www-01.ibm.com/support/docview.wssnvdWEB
- www.debian.org/security/2016/dsa-3447nvdWEB
- www.debian.org/security/2016/dsa-3530nvdWEB
- www.mandriva.com/security/advisoriesnvdWEB
- www.mandriva.com/security/advisoriesnvdWEB
- www.mandriva.com/security/advisoriesnvdWEB
- www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.htmlnvdWEB
- www.oracle.com/technetwork/topics/security/cpujul2014-1972956.htmlnvdWEB
- www.securityfocus.com/archive/1/532218/100/0/threadednvdWEB
- www.securityfocus.com/archive/1/532221/100/0/threadednvdWEB
- www.securityfocus.com/archive/1/534161/100/0/threadednvdWEB
- www.securityfocus.com/bid/67668nvdWEB
- www.securitytracker.com/id/1030302nvdWEB
- www.vmware.com/security/advisories/VMSA-2014-0012.htmlnvdWEB
- github.com/apache/tomcat/commit/184cdc0d3f03f5737e12d21fff246d7285034597ghsaWEB
- github.com/apache/tomcat/commit/fffd63a3bd3a5475379b7c074820a5463b7663b3ghsaWEB
- github.com/apache/tomcat80/commit/990de53ab923c126f7402090a4ca53df4bb80cbdghsaWEB
- h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplaynvdWEB
- lists.apache.org/thread.html/37220405a377c0182d2afdbc36461c4783b2930fbeae3a17f1333113%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/37220405a377c0182d2afdbc36461c4783b2930fbeae3a17f1333113@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/39ae1f0bd5867c15755a6f959b271ade1aea04ccdc3b2e639dcd903b%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/39ae1f0bd5867c15755a6f959b271ade1aea04ccdc3b2e639dcd903b@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/b84ad1258a89de5c9c853c7f2d3ad77e5b8b2930be9e132d5cef6b95%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/b84ad1258a89de5c9c853c7f2d3ad77e5b8b2930be9e132d5cef6b95@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/b8a1bf18155b552dcf9a928ba808cbadad84c236d85eab3033662cfb%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/b8a1bf18155b552dcf9a928ba808cbadad84c236d85eab3033662cfb@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/r03c597a64de790ba42c167efacfa23300c3d6c9fe589ab87fe02859c%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/r03c597a64de790ba42c167efacfa23300c3d6c9fe589ab87fe02859c@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/r587e50b86c1a96ee301f751d50294072d142fd6dc08a8987ae9f3a9b%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/r587e50b86c1a96ee301f751d50294072d142fd6dc08a8987ae9f3a9b@%3Cdev.tomcat.apache.org%3EghsaWEB
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