{"id":"CVE-2013-1812","aliases":["DEBIAN-CVE-2013-1812","EUVD-2017-0174","GHSA-6c8p-qphv-668v"],"status":"published","title":"Denial of service in ruby-openid","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.","severity":{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02132,"percentile":0.82105,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-399"],"published":"2013-12-12T18:00:00Z","modified":"2026-09-01T20:03:15Z","fixes":[{"ecosystem":"RubyGems","package":"ruby-openid","fixed_in":["2.2.2"],"sources":["ghsa","osv"]},{"ecosystem":"Debian:12","package":"ruby-openid","fixed_in":["2.1.8debian-6"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"ruby-openid","fixed_in":["2.1.8debian-6"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"ruby-openid","fixed_in":["2.1.8debian-6"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"RubyGems","package":"ruby-openid","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.2"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"ruby-openid","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.8debian-6"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"ruby-openid","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.8debian-6"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"ruby-openid","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.8debian-6"}]}]},{"source":"osv","ecosystem":"RubyGems","package":"ruby-openid","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.2"}]}],"versions":["1.0","1.0.1","1.0.2","1.1.1","1.1.2","1.1.3","1.1.4","2.0.1","2.0.2","2.0.3","2.0.4","2.1.2","2.1.4","2.1.5","2.1.6","2.1.7","2.1.8","2.2.0","2.2.1"]}],"products":[{"vendor":"fedoraproject","product":"fedora"},{"vendor":"janrain","product":"ruby-openid"}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=918134","tags":["x_refsource_CONFIRM","x_transferred","report","web"]},{"url":"https://github.com/openid/ruby-openid/blob/master/CHANGELOG.md","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2013-November/120361.html","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"https://github.com/openid/ruby-openid/pull/43","tags":["x_refsource_CONFIRM","x_transferred","fix","web"]},{"url":"https://github.com/openid/ruby-openid/commit/a3693cef06049563f5b4e4824f4d3211288508ed","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Patch","evidence","fix","web"]},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2013-November/120204.html","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"http://www.openwall.com/lists/oss-security/2013/03/03/8","tags":["mailing-list","x_refsource_MLIST","x_transferred","Patch","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2013-1812","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-6c8p-qphv-668v","tags":["advisory"]},{"url":"https://github.com/rubysec/ruby-advisory-db/blob/master/gems/ruby-openid/CVE-2013-1812.yml","tags":["web"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2013-1812","tags":["advisory"]},{"url":"https://github.com/openid/ruby-openid","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2013-1812","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.","status":"published","published":"2013-12-12T18:00:00Z","modified":"2024-08-06T15:13:33.201Z","updated_at":"2026-11-02T14:34:58.882751Z"}],"euvd":[{"id":"EUVD-2017-0174","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.","status":"published","published":"2013-12-12T18:00:00Z","modified":"2024-08-06T15:13:33Z","updated_at":"2026-11-03T01:56:40.540333Z"}],"ghsa":[{"id":"GHSA-6c8p-qphv-668v","title":"Denial of service in ruby-openid","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.","status":"published","published":"2017-10-24T18:33:37Z","modified":"2023-11-05T05:06:29Z","updated_at":"2026-11-02T14:37:13.301199Z"}],"nvd":[{"id":"CVE-2013-1812","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.","status":"published","published":"2013-12-12T18:55:10.663Z","modified":"2026-06-16T23:52:10.11Z","cvss":[{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-399"],"updated_at":"2026-11-02T14:02:44.596064Z"}],"osv":[{"id":"CVE-2013-1812","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.","status":"published","published":"2013-12-12T18:55:10Z","modified":"2026-04-10T03:44:24.36367Z","updated_at":"2026-11-02T15:43:58.802805Z"},{"id":"DEBIAN-CVE-2013-1812","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.","status":"published","published":"2013-12-12T18:55:10.663Z","modified":"2026-09-01T20:03:15.048201869Z","updated_at":"2026-11-02T15:45:25.218101Z"},{"id":"GHSA-6c8p-qphv-668v","title":"Denial of service in ruby-openid","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.","status":"published","published":"2017-10-24T18:33:37Z","modified":"2024-12-05T05:43:55.233706Z","updated_at":"2026-11-02T15:46:39.618611Z"}]}}