Vulnerability in Rubygems
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.
Vulnerability class: POODLE (CVE-2014-3566)
EPSS: 0.017 (74.7th percentile) — read the EPSS interpretation.
Affected products
- Rubygems — versions 1.8.0, 1.8.1, 1.8.2
- Ruby-lang Ruby — versions 1.9, 1.9.1, 1.9.2
- N/a — versions n/a
Weakness classification (CWE)
References
- secalert@redhat.com (x_refsource_CONFIRM)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Patch)
- secalert@redhat.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Patch)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Patch)