Denial of service in ruby-openid

MEDIUM 4.3CVE-2013-1812 · GHSA-6c8p-qphv-668v · Published 12/12/2013 · updated 16/06/2026

In short

CVE-2013-1812 is a MEDIUM (CVSS 4.3) vulnerability affecting ruby-openid, ruby-openid (janrain).
Chance of exploitation in the next 30 days (EPSS): 2.1%, higher than 82.0% of all vulnerabilities.
Fix: update to 2.2.2 or later.

Package	Affected versions	Patched versions
ruby-openid RubyGems	`< 2.2.2`	`2.2.2`
ruby-openid janrain	`= 2.2.0≤ 2.2.1`	No fix yet

Description

The ruby-openid gem before 2.2.2 for Ruby allows remote OpenID providers to cause a denial of service (CPU consumption) via (1) a large XRDS document or (2) an XML Entity Expansion (XEE) attack.

NVD description

The ruby-openid gem before 2.2.2 for Ruby allows remote OpenID providers to cause a denial of service (CPU consumption) via (1) a large XRDS document or (2) an XML Entity Expansion (XEE) attack.

References

nvd.nist.gov/vuln/detail/CVE-2013-1812 · ADVISORY
openid/ruby-openid#43 · WEB
openid/ruby-openid commit a3693ce · WEB
bugzilla.redhat.com/show_bug.cgi · WEB
GitHub Advisory GHSA-6c8p-qphv-668v · ADVISORY
openid/ruby-openid · PACKAGE
openid/ruby-openid · WEB
rubysec/ruby-advisory-db · WEB
lists.fedoraproject.org/pipermail/package-announce/2013-November/120204.html · WEB
lists.fedoraproject.org/pipermail/package-announce/2013-November/120361.html · WEB
openwall.com/lists/oss-security/2013/03/03/8 · WEB

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