Vulnerability Monitor

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CVE-2013-1812

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.

Published

2013-12-12T18:55:10.663

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-399

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	fedoraproject	fedora	17	Yes
Operating System	fedoraproject	fedora	18	Yes
Application	janrain	ruby-openid	≤ 2.2.1	Yes
Application	janrain	ruby-openid	2.2.0	Yes

References

http://lists.fedoraproject.org/pipermail/package-announce/2013-November/120204.html ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2013-November/120361.html ([email protected])
http://www.openwall.com/lists/oss-security/2013/03/03/8 Patch ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=918134 ([email protected])
https://github.com/openid/ruby-openid/blob/master/CHANGELOG.md ([email protected])
https://github.com/openid/ruby-openid/commit/a3693cef06049563f5b4e4824f4d3211288508ed Exploit, Patch ([email protected])
https://github.com/openid/ruby-openid/pull/43 ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2013-November/120204.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.fedoraproject.org/pipermail/package-announce/2013-November/120361.html (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2013/03/03/8 Patch (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=918134 (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/openid/ruby-openid/blob/master/CHANGELOG.md (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/openid/ruby-openid/commit/a3693cef06049563f5b4e4824f4d3211288508ed Exploit, Patch (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/openid/ruby-openid/pull/43 (af854a3a-2127-422b-91ae-364da2661108)