UpHeron
All vulnerabilities

Servers and applications

CVE-2013-4287

Algorithmic complexity vulnerability in Gem::Version::VERSION_PATTERN in lib/rubygems/version.rb in RubyGems before 1.8.23.1, 1.8.24 through 1.8.25, 2.0.x before 2.0.8, and 2.1.x before 2.1.0, 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.

Severity
Medium 4.3
Published
17 Oct 2013
Last changed
16 Jun 2026
Added to UpHeron
21 Oct 2026
Sources
NVD

Affected software

SoftwareAffected versions
RubyServers and applications · cpe:a:ruby-lang:ruby
  • Version 2.0.0-p247
  • Version 2.0.0-p195
  • Version 2.0.0-p0
  • Version 2.0
All 21 release lines
  • Version 1.9
  • Version 1.9.1
  • Version 1.9.2
  • Version 1.9.3
  • Version 1.9.3-p0
  • Version 1.9.3-p125
  • Version 1.9.3-p194
  • Version 1.9.3-p286
  • Version 1.9.3-p383
  • Version 1.9.3-p385
  • Version 1.9.3-p392
  • Version 1.9.3-p426
  • Version 1.9.3-p429
  • Version 2.0.0-preview1
  • Version 2.0.0-preview2
  • Version 2.0.0-rc1
  • Version 2.0.0-rc2
  • Version 2.0
  • Version 2.0.0-p0
  • Version 2.0.0-p195
  • Version 2.0.0-p247

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2013-4287
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2013-4287