CVE-2008-3790 Information

Description

The REXML module in Ruby 1.8.6 through 1.8.6-p287 1.8.7 through 1.8.7-p72 and 1.9 allows context-dependent attackers to cause a denial of service (CPU consumption) via an XML document with recursively nested entities aka an \XML entity explosion.\

Reference

http://groups.google.com/group/comp.lang.ruby/browse_thread/thread/19f69e8a081fc0d1/e138e014b74352ca http://lists.apple.com/archives/security-announce/2009/May/msg00002.html http://secunia.com/advisories/31602 http://secunia.com/advisories/32165 http://secunia.com/advisories/32219 http://secunia.com/advisories/32255 http://secunia.com/advisories/32256 http://secunia.com/advisories/32371 http://secunia.com/advisories/33178 http://secunia.com/advisories/33185 http://secunia.com/advisories/35074 http://security.gentoo.org/glsa/glsa-200812-17.xml http://support.apple.com/kb/HT3549 http://support.avaya.com/elmodocs2/security/ASA-2008-424.htm http://weblog.rubyonrails.org/2008/9/3/rails-2-0-4-maintenance-release http://www.debian.org/security/2008/dsa-1651 http://www.debian.org/security/2008/dsa-1652 http://www.openwall.com/lists/oss-security/2008/08/25/4 http://www.openwall.com/lists/oss-security/2008/08/26/1 http://www.openwall.com/lists/oss-security/2008/08/26/4 http://www.redhat.com/support/errata/RHSA-2008-0897.html http://www.ruby-lang.org/en/news/2008/08/23/dos-vulnerability-in-rexml/ http://www.ruby-lang.org/security/20080823rexml/rexml-expansion-fix.rb http://www.securityfocus.com/bid/30802 http://www.securitytracker.com/id?1020735 http://www.us-cert.gov/cas/techalerts/TA09-133A.html http://www.vupen.com/english/advisories/2008/2428 http://www.vupen.com/english/advisories/2008/2483 http://www.vupen.com/english/advisories/2009/1297 https://exchange.xforce.ibmcloud.com/vulnerabilities/44628 https://oval.cisecurity.org/repository/search/definition/oval3Aorg.mitre.oval3Adef3A10393 https://usn.ubuntu.com/651-1/ https://usn.ubuntu.com/691-1/ https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00259.html https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00299.html