Vulnerability Monitor

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CVE-2013-4363

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.

Published

2013-10-17T23:55:04.440

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 4.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

8.6

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-310
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application rubygems rubygems ≤ 1.8.23 Yes
Application rubygems rubygems 1.8.0 Yes
Application rubygems rubygems 1.8.1 Yes
Application rubygems rubygems 1.8.2 Yes
Application rubygems rubygems 1.8.3 Yes
Application rubygems rubygems 1.8.4 Yes
Application rubygems rubygems 1.8.5 Yes
Application rubygems rubygems 1.8.6 Yes
Application rubygems rubygems 1.8.7 Yes
Application rubygems rubygems 1.8.8 Yes
Application rubygems rubygems 1.8.9 Yes
Application rubygems rubygems 1.8.10 Yes
Application rubygems rubygems 1.8.11 Yes
Application rubygems rubygems 1.8.12 Yes
Application rubygems rubygems 1.8.13 Yes
Application rubygems rubygems 1.8.14 Yes
Application rubygems rubygems 1.8.15 Yes
Application rubygems rubygems 1.8.16 Yes
Application rubygems rubygems 1.8.17 Yes
Application rubygems rubygems 1.8.18 Yes
Application rubygems rubygems 1.8.19 Yes
Application rubygems rubygems 1.8.20 Yes
Application rubygems rubygems 1.8.21 Yes
Application rubygems rubygems 1.8.22 Yes
Application rubygems rubygems 1.8.24 Yes
Application rubygems rubygems 1.8.25 Yes
Application rubygems rubygems 1.8.26 Yes
Application rubygems rubygems 2.0.0 Yes
Application rubygems rubygems 2.0.0 Yes
Application rubygems rubygems 2.0.0 Yes
Application rubygems rubygems 2.0.0 Yes
Application rubygems rubygems 2.0.0 Yes
Application rubygems rubygems 2.0.0 Yes
Application rubygems rubygems 2.0.1 Yes
Application rubygems rubygems 2.0.2 Yes
Application rubygems rubygems 2.0.3 Yes
Application rubygems rubygems 2.0.4 Yes
Application rubygems rubygems 2.0.5 Yes
Application rubygems rubygems 2.0.6 Yes
Application rubygems rubygems 2.0.7 Yes
Application rubygems rubygems 2.0.8 Yes
Application rubygems rubygems 2.0.9 Yes
Application rubygems rubygems 2.1.0 Yes
Application rubygems rubygems 2.1.0 Yes
Application rubygems rubygems 2.1.0 Yes
Application rubygems rubygems 2.1.1 Yes
Application rubygems rubygems 2.1.2 Yes
Application rubygems rubygems 2.1.3 Yes
Application rubygems rubygems 2.1.4 Yes
Application ruby-lang ruby 1.9 Yes
Application ruby-lang ruby 1.9.1 Yes
Application ruby-lang ruby 1.9.2 Yes
Application ruby-lang ruby 1.9.3 Yes
Application ruby-lang ruby 1.9.3 Yes
Application ruby-lang ruby 1.9.3 Yes
Application ruby-lang ruby 1.9.3 Yes
Application ruby-lang ruby 1.9.3 Yes
Application ruby-lang ruby 1.9.3 Yes
Application ruby-lang ruby 1.9.3 Yes
Application ruby-lang ruby 1.9.3 Yes
Application ruby-lang ruby 1.9.3 Yes
Application ruby-lang ruby 1.9.3 Yes
Application ruby-lang ruby 2.0 Yes
Application ruby-lang ruby 2.0.0 Yes
Application ruby-lang ruby 2.0.0 Yes
Application ruby-lang ruby 2.0.0 Yes
Application ruby-lang ruby 2.0.0 Yes
Application ruby-lang ruby 2.0.0 Yes
Application ruby-lang ruby 2.0.0 Yes
Application ruby-lang ruby 2.0.0 Yes
Application ruby-lang ruby 2.0.0 Yes
References