CVE-2008-3790

Public exploit code

Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.

• Ruby 1.9 - REXML Remote Denial of Service2008-08-23 · dos · linux · Verified

Impact

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."

Affected products

Weakness classification

References

• NVD record
• CVE.org record
• 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