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Lack of data validation In org.apache.tomcat:tomcat-util

Description

Improper Neutralization of CRLF Sequences in HTTP Headers in Apache Tomcat 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.

Mitigation

Update Impact

Minimal update. May introduce new vulnerabilities or breaking changes.

Ecosystem
Component
Affected version
Patched versions

Aliases

1. CVE-2014-00992. NVD-2014-00993. OSV-2014-00994. GCVE-2014-0099

References

1. https://github.com/apache/tomcat/commit/184cdc0d3f03f5737e12d21fff246d72850345972. https://github.com/apache/tomcat/commit/fffd63a3bd3a5475379b7c074820a5463b7663b33. https://github.com/apache/tomcat80/commit/990de53ab923c126f7402090a4ca53df4bb80cbd4. https://lists.apache.org/thread.html/r587e50b86c1a96ee301f751d50294072d142fd6dc08a8987ae9f3a9b@%3Cdev.tomcat.apache.org%3E5. https://lists.apache.org/thread.html/r587e50b86c1a96ee301f751d50294072d142fd6dc08a8987ae9f3a9b%40%3Cdev.tomcat.apache.org%3E6. https://lists.apache.org/thread.html/r03c597a64de790ba42c167efacfa23300c3d6c9fe589ab87fe02859c@%3Cdev.tomcat.apache.org%3E7. https://lists.apache.org/thread.html/r03c597a64de790ba42c167efacfa23300c3d6c9fe589ab87fe02859c%40%3Cdev.tomcat.apache.org%3E8. https://lists.apache.org/thread.html/b8a1bf18155b552dcf9a928ba808cbadad84c236d85eab3033662cfb@%3Cdev.tomcat.apache.org%3E9. https://lists.apache.org/thread.html/b8a1bf18155b552dcf9a928ba808cbadad84c236d85eab3033662cfb%40%3Cdev.tomcat.apache.org%3E10. https://lists.apache.org/thread.html/b84ad1258a89de5c9c853c7f2d3ad77e5b8b2930be9e132d5cef6b95@%3Cdev.tomcat.apache.org%3E11. https://lists.apache.org/thread.html/b84ad1258a89de5c9c853c7f2d3ad77e5b8b2930be9e132d5cef6b95%40%3Cdev.tomcat.apache.org%3E12. https://lists.apache.org/thread.html/39ae1f0bd5867c15755a6f959b271ade1aea04ccdc3b2e639dcd903b@%3Cdev.tomcat.apache.org%3E13. https://lists.apache.org/thread.html/39ae1f0bd5867c15755a6f959b271ade1aea04ccdc3b2e639dcd903b%40%3Cdev.tomcat.apache.org%3E14. https://lists.apache.org/thread.html/37220405a377c0182d2afdbc36461c4783b2930fbeae3a17f1333113@%3Cdev.tomcat.apache.org%3E15. https://lists.apache.org/thread.html/37220405a377c0182d2afdbc36461c4783b2930fbeae3a17f1333113%40%3Cdev.tomcat.apache.org%3E16. https://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c0485101317. http://advisories.mageia.org/MGASA-2014-0268.html18. http://linux.oracle.com/errata/ELSA-2014-0865.html19. http://lists.fedoraproject.org/pipermail/package-announce/2015-February/150282.html20. http://marc.info/?l=bugtraq&m=141017844705317&w=221. http://marc.info/?l=bugtraq&m=141390017113542&w=222. http://marc.info/?l=bugtraq&m=144498216801440&w=223. http://rhn.redhat.com/errata/RHSA-2015-0675.html24. http://rhn.redhat.com/errata/RHSA-2015-0720.html25. http://rhn.redhat.com/errata/RHSA-2015-0765.html26. http://seclists.org/fulldisclosure/2014/Dec/2327. http://seclists.org/fulldisclosure/2014/May/13828. http://seclists.org/fulldisclosure/2014/May/14029. http://svn.apache.org/viewvc?view=revision&revision=157881230. http://svn.apache.org/viewvc?view=revision&revision=157881431. http://svn.apache.org/viewvc?view=revision&revision=158047332. http://tomcat.apache.org/security-6.html33. http://tomcat.apache.org/security-7.html34. http://tomcat.apache.org/security-8.html35. http://www-01.ibm.com/support/docview.wss?uid=swg2167823136. http://www-01.ibm.com/support/docview.wss?uid=swg2168060337. http://www-01.ibm.com/support/docview.wss?uid=swg2168152838. http://www.debian.org/security/2016/dsa-344739. http://www.debian.org/security/2016/dsa-353040. http://www.mandriva.com/security/advisories?name=MDVSA-2015:05241. http://www.mandriva.com/security/advisories?name=MDVSA-2015:05342. http://www.mandriva.com/security/advisories?name=MDVSA-2015:08443. http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html44. http://www.oracle.com/technetwork/topics/security/cpujul2014-1972956.html45. http://www.securityfocus.com/archive/1/532218/100/0/threaded46. http://www.securityfocus.com/archive/1/532221/100/0/threaded47. http://www.securityfocus.com/archive/1/534161/100/0/threaded48. http://www.securityfocus.com/bid/6766849. http://www.securitytracker.com/id/103030250. http://www.vmware.com/security/advisories/VMSA-2014-0012.html

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