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CVE-2013-4363

This CVE name corresponds to:

Entered Topic
2013-11-24 ruby-gems -- Algorithmic Complexity Vulnerability

The following information is adapted from the Common Vulnerabilities and Exposures (CVE) project. CVE and the CVE logo are trademarks of The MITRE Corporation. CVE content is Copyright 2005, The MITRE Corporation.

Details

Type Candidate
Name CVE-2013-4363
Phase Assigned(20130612)

Description

Algorithmic complexity vulnerability in Gem::Version::ANCHORED_VERSION_PATTERN in lib/rubygems/version.rb in RubyGems before 1.8.23.2, 1.8.24 through 1.8.26, 2.0.x before 2.0.10, and 2.1.x before 2.1.5, as used in Ruby 1.9.0 through 2.0.0p247, allows remote attackers to cause a denial of service (CPU consumption) via a crafted gem version that triggers a large amount of backtracking in a regular expression. NOTE: this issue is due to an incomplete fix for CVE-2013-4287.

References

Source Reference
MLIST [oss-security] 20130915 Re: CVE-2013-4287 Algorithmic complexity vulnerability in RubyGems 2.0.7 and older
MLIST [oss-security] 20130918 Re: CVE-2013-4287 Algorithmic complexity vulnerability in RubyGems 2.0.7 and older
MLIST [oss-security] 20130920 Re: CVE-2013-4287 Algorithmic complexity vulnerability in RubyGems 2.0.7 and older
CONFIRM http://blog.rubygems.org/2013/09/24/CVE-2013-4363.html