{"id":"CVE-2011-4291","aliases":["EUVD-2011-4230","GHSA-m2pf-4pf8-45j2"],"status":"published","title":"Moodle allows remote authenticated users to cause a denial of service (invalid database records)","description":"Moodle 2.0.x before 2.0.3 allows remote authenticated users to cause a denial of service (invalid database records) via a series of crafted ratings operations.","severity":{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.01919,"percentile":0.80022,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-20"],"published":"2012-07-16T10:00:00Z","modified":"2026-06-16T23:34:42Z","fixes":[{"ecosystem":"Packagist","package":"moodle/moodle","fixed_in":["2.0.3"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"moodle/moodle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.0.0"},{"fixed":"2.0.3"}]}]},{"source":"osv","ecosystem":"Packagist","package":"moodle/moodle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.0.0"},{"fixed":"2.0.3"}]}]}],"products":[{"vendor":"moodle","product":"moodle"}],"references":[{"url":"http://openwall.com/lists/oss-security/2011/11/14/1","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"http://moodle.org/mod/forum/discuss.php?d=175593","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","web"]},{"url":"http://git.moodle.org/gw?p=moodle.git%3Ba=commit%3Bh=34b5e856b0c98aab3f5317119093628df0834957","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-4291","tags":["advisory"]},{"url":"http://git.moodle.org/gw?p=moodle.git;a=commit;h=34b5e856b0c98aab3f5317119093628df0834957","tags":["web"]},{"url":"https://github.com/advisories/GHSA-m2pf-4pf8-45j2"},{"url":"http://git.moodle.org","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2011-4291","description":"Moodle 2.0.x before 2.0.3 allows remote authenticated users to cause a denial of service (invalid database records) via a series of crafted ratings operations.","status":"published","published":"2012-07-16T10:00:00Z","modified":"2024-08-07T00:01:51.516Z","updated_at":"2026-11-02T14:35:37.989579Z"}],"euvd":[{"id":"EUVD-2011-4230","description":"Moodle 2.0.x before 2.0.3 allows remote authenticated users to cause a denial of service (invalid database records) via a series of crafted ratings operations.","status":"published","published":"2012-07-16T10:00:00Z","modified":"2024-08-07T00:01:51Z","updated_at":"2026-11-03T01:39:49.441333Z"}],"ghsa":[{"id":"GHSA-m2pf-4pf8-45j2","title":"Moodle allows remote authenticated users to cause a denial of service (invalid database records)","description":"Moodle 2.0.x before 2.0.3 allows remote authenticated users to cause a denial of service (invalid database records) via a series of crafted ratings operations.","status":"published","published":"2022-05-13T01:13:18Z","modified":"2025-04-12T02:34:49Z","cvss":[{"version":"4.0","score":4.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U","level":"medium"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:38:39.044439Z"}],"nvd":[{"id":"CVE-2011-4291","description":"Moodle 2.0.x before 2.0.3 allows remote authenticated users to cause a denial of service (invalid database records) via a series of crafted ratings operations.","status":"published","published":"2012-07-16T10:28:36.923Z","modified":"2026-06-16T23:34:42.9Z","cvss":[{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:02:12.272092Z"}],"osv":[{"id":"GHSA-m2pf-4pf8-45j2","title":"Moodle allows remote authenticated users to cause a denial of service (invalid database records)","description":"Moodle 2.0.x before 2.0.3 allows remote authenticated users to cause a denial of service (invalid database records) via a series of crafted ratings operations.","status":"published","published":"2022-05-13T01:13:18Z","modified":"2025-04-12T02:57:07.038294Z","cvss":[{"version":"4.0","score":4.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U","level":"medium"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T15:46:51.10002Z"}]}}