Moderate severityNVD Advisory· Published Oct 17, 2013· Updated Apr 29, 2026
CVE-2013-4363
CVE-2013-4363
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.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
rubygems-updateRubyGems | < 1.8.23.2 | 1.8.23.2 |
rubygems-updateRubyGems | >= 1.8.24, < 1.8.27 | 1.8.27 |
rubygems-updateRubyGems | >= 2.0.0, < 2.0.10 | 2.0.10 |
rubygems-updateRubyGems | >= 2.1.0, < 2.1.5 | 2.1.5 |
Affected products
71cpe:2.3:a:rubygems:rubygems:*:*:*:*:*:*:*:*+ 48 more
- cpe:2.3:a:rubygems:rubygems:*:*:*:*:*:*:*:*range: <=1.8.23
- cpe:2.3:a:rubygems:rubygems:1.8.0:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:1.8.1:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:1.8.10:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:1.8.11:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:1.8.12:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:1.8.13:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:1.8.14:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:1.8.15:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:1.8.16:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:1.8.17:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:1.8.18:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:1.8.19:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:1.8.2:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:1.8.20:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:1.8.21:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:1.8.22:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:1.8.24:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:1.8.25:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:1.8.26:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:1.8.3:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:1.8.4:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:1.8.5:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:1.8.6:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:1.8.7:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:1.8.8:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:1.8.9:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:2.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:2.0.0:preview2:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:2.0.0:preview2.1:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:2.0.0:preview2.2:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:2.0.0:rc1:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:2.0.0:rc2:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:2.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:2.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:2.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:2.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:2.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:2.0.6:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:2.0.7:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:2.0.8:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:2.0.9:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:2.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:2.1.0:rc1:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:2.1.0:rc2:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:2.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:2.1.2:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:2.1.3:*:*:*:*:*:*:*
- cpe:2.3:a:rubygems:rubygems:2.1.4:*:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:1.9:*:*:*:*:*:*:*+ 21 more
- cpe:2.3:a:ruby-lang:ruby:1.9:*:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:1.9.1:*:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:1.9.2:*:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:1.9.3:*:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:1.9.3:p0:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:1.9.3:p125:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:1.9.3:p194:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:1.9.3:p286:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:1.9.3:p383:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:1.9.3:p385:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:1.9.3:p392:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:1.9.3:p426:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:1.9.3:p429:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:2.0:*:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:2.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:2.0.0:p0:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:2.0.0:p195:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:2.0.0:p247:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:2.0.0:preview1:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:2.0.0:preview2:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:2.0.0:rc1:*:*:*:*:*:*
- cpe:2.3:a:ruby-lang:ruby:2.0.0:rc2:*:*:*:*:*:*
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
9- blog.rubygems.org/2013/09/24/CVE-2013-4363.htmlnvdPatchVendor AdvisoryWEB
- www.openwall.com/lists/oss-security/2013/09/14/3nvdPatchWEB
- www.openwall.com/lists/oss-security/2013/09/18/8nvdPatchWEB
- www.openwall.com/lists/oss-security/2013/09/20/1nvdPatchWEB
- github.com/advisories/GHSA-9qvm-2vhf-q649ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2013-4363ghsaADVISORY
- github.com/rubysec/ruby-advisory-db/blob/master/gems/rubygems-update/CVE-2013-4363.ymlghsaWEB
- web.archive.org/web/20170331150441/https://puppet.com/security/cve/cve-2013-4363ghsaWEB
- puppet.com/security/cve/cve-2013-4363nvd
News mentions
0No linked articles in our index yet.