CVE-2008-3656

Summary

Algorithmic complexity vulnerability in the WEBrick::HTTPUtils.split_header_value function in WEBrick::HTTP::DefaultFileHandler in WEBrick in Ruby 1.8.5 and earlier, 1.8.6 through 1.8.6-p286, 1.8.7 through 1.8.7-p71, and 1.9 through r18423 allows context-dependent attackers to cause a denial of service (CPU consumption) via a crafted HTTP request that is processed by a backtracking regular expression.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9682
• http://secunia.com/advisories/31430
• http://secunia.com/advisories/31697
• https://usn.ubuntu.com/651-1/
• https://exchange.xforce.ibmcloud.com/vulnerabilities/44371
• http://support.apple.com/kb/HT3549
• http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0264
• http://www.debian.org/security/2008/dsa-1652
• https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00299.html
• http://secunia.com/advisories/35074
• http://support.avaya.com/elmodocs2/security/ASA-2008-424.htm
• http://www.debian.org/security/2008/dsa-1651
• http://lists.apple.com/archives/security-announce/2009/May/msg00002.html
• http://www.securityfocus.com/bid/30644
• http://www.redhat.com/support/errata/RHSA-2008-0897.html
• http://www.ruby-lang.org/en/news/2008/08/08/multiple-vulnerabilities-in-ruby/
• http://secunia.com/advisories/32219
• http://www.securitytracker.com/id?1020654
• http://www.us-cert.gov/cas/techalerts/TA09-133A.html
• http://secunia.com/advisories/32255
• http://www.vupen.com/english/advisories/2009/1297
• http://www.securityfocus.com/archive/1/495884/100/0/threaded
• http://secunia.com/advisories/32371
• http://secunia.com/advisories/32165
• http://security.gentoo.org/glsa/glsa-200812-17.xml
• http://secunia.com/advisories/33178
• http://www.vupen.com/english/advisories/2008/2334
• https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00259.html
• http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=494401
• http://secunia.com/advisories/32256

References

• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9682
• http://secunia.com/advisories/31430
• http://secunia.com/advisories/31697
• https://usn.ubuntu.com/651-1/
• https://exchange.xforce.ibmcloud.com/vulnerabilities/44371
• http://support.apple.com/kb/HT3549
• http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0264
• http://www.debian.org/security/2008/dsa-1652
• https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00299.html
• http://secunia.com/advisories/35074
• http://support.avaya.com/elmodocs2/security/ASA-2008-424.htm
• http://www.debian.org/security/2008/dsa-1651
• http://lists.apple.com/archives/security-announce/2009/May/msg00002.html
• http://www.securityfocus.com/bid/30644
• http://www.redhat.com/support/errata/RHSA-2008-0897.html
• http://www.ruby-lang.org/en/news/2008/08/08/multiple-vulnerabilities-in-ruby/
• http://secunia.com/advisories/32219
• http://www.securitytracker.com/id?1020654
• http://www.us-cert.gov/cas/techalerts/TA09-133A.html
• http://secunia.com/advisories/32255
• http://www.vupen.com/english/advisories/2009/1297
• http://www.securityfocus.com/archive/1/495884/100/0/threaded
• http://secunia.com/advisories/32371
• http://secunia.com/advisories/32165
• http://security.gentoo.org/glsa/glsa-200812-17.xml
• http://secunia.com/advisories/33178
• http://www.vupen.com/english/advisories/2008/2334
• https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00259.html
• http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=494401
• http://secunia.com/advisories/32256

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