{"id":"CVE-2013-2242","aliases":["EUVD-2013-2193","GHSA-pg89-qp74-vch2","MGASA-2013-0217"],"status":"published","title":"mod/chat/gui_sockets/index.php in Moodle through 2.1.10, 2.2.x before 2.2.11, 2.3.x before 2.3.8,...","description":"mod/chat/gui_sockets/index.php in Moodle through 2.1.10, 2.2.x before 2.2.11, 2.3.x before 2.3.8, 2.4.x before 2.4.5, and 2.5.x before 2.5.1 does not consider the mod/chat:chat capability before authorizing daemon-mode chat, which allows remote authenticated users to bypass intended access restrictions via an HTTP session to a chat server.","severity":{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:P/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01004,"percentile":0.63191,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-264"],"published":"2013-07-21T08:38:57Z","modified":"2026-06-16T23:53:00Z","affected":[{"source":"osv","ecosystem":"Mageia:3","package":"moodle","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.5-1.mga3"}]}],"bundled":5}],"products":[{"vendor":"moodle","product":"moodle"}],"references":[{"url":"http://git.moodle.org/gw?p=moodle.git\u0026a=search\u0026h=HEAD\u0026st=commit\u0026s=MDL-39628","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://moodle.org/mod/forum/discuss.php?d=232498","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2013-2242"},{"url":"https://github.com/advisories/GHSA-pg89-qp74-vch2"},{"url":"https://advisories.mageia.org/MGASA-2013-0217.html","tags":["advisory"]},{"url":"https://moodle.org/mod/forum/discuss.php?d=232496","tags":["web"]},{"url":"https://moodle.org/mod/forum/discuss.php?d=232497","tags":["web"]},{"url":"https://moodle.org/mod/forum/discuss.php?d=232500","tags":["web"]},{"url":"https://moodle.org/mod/forum/discuss.php?d=232501","tags":["web"]},{"url":"https://moodle.org/mod/forum/discuss.php?d=232502","tags":["web"]},{"url":"https://moodle.org/mod/forum/discuss.php?d=232503","tags":["web"]},{"url":"http://docs.moodle.org/dev/Moodle_2.4.5_release_notes","tags":["web"]},{"url":"https://moodle.org/mod/forum/discuss.php?d=232108","tags":["web"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=10755","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2013-2242","description":"mod/chat/gui_sockets/index.php in Moodle through 2.1.10, 2.2.x before 2.2.11, 2.3.x before 2.3.8, 2.4.x before 2.4.5, and 2.5.x before 2.5.1 does not consider the mod/chat:chat capability before authorizing daemon-mode chat, which allows remote authenticated users to bypass intended access restrictions via an HTTP session to a chat server.","status":"published","published":"2013-07-26T22:00:00Z","modified":"2024-09-17T04:00:24.024Z","updated_at":"2026-11-02T14:34:56.19172Z"}],"euvd":[{"id":"EUVD-2013-2193","description":"mod/chat/gui_sockets/index.php in Moodle through 2.1.10, 2.2.x before 2.2.11, 2.3.x before 2.3.8, 2.4.x before 2.4.5, and 2.5.x before 2.5.1 does not consider the mod/chat:chat capability before authorizing daemon-mode chat, which allows remote authenticated users to bypass intended access restrictions via an HTTP session to a chat server.","status":"published","published":"2013-07-26T22:00:00Z","modified":"2024-09-17T04:00:24Z","updated_at":"2026-11-03T00:28:26.623918Z"}],"ghsa":[{"id":"GHSA-pg89-qp74-vch2","title":"mod/chat/gui_sockets/index.php in Moodle through 2.1.10, 2.2.x before 2.2.11, 2.3.x before 2.3.8,...","description":"mod/chat/gui_sockets/index.php in Moodle through 2.1.10, 2.2.x before 2.2.11, 2.3.x before 2.3.8, 2.4.x before 2.4.5, and 2.5.x before 2.5.1 does not consider the mod/chat:chat capability before authorizing daemon-mode chat, which allows remote authenticated users to bypass intended access restrictions via an HTTP session to a chat server.","status":"published","published":"2022-05-13T01:12:52Z","modified":"2023-02-01T05:04:01Z","updated_at":"2026-11-02T14:50:07.876412Z"}],"nvd":[{"id":"CVE-2013-2242","description":"mod/chat/gui_sockets/index.php in Moodle through 2.1.10, 2.2.x before 2.2.11, 2.3.x before 2.3.8, 2.4.x before 2.4.5, and 2.5.x before 2.5.1 does not consider the mod/chat:chat capability before authorizing daemon-mode chat, which allows remote authenticated users to bypass intended access restrictions via an HTTP session to a chat server.","status":"published","published":"2013-07-29T13:59:20.583Z","modified":"2026-06-16T23:53:00.383Z","cvss":[{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-264"],"updated_at":"2026-11-02T14:02:31.592595Z"}],"osv":[{"id":"MGASA-2013-0217","title":"Updated moodle package fixes multiple security vulnerabilities","description":"Flash files distributed with the YUI library in Moodle before 2.4.5 may have\nallowed for cross-site scripting attacks (MSA-13-0025).\n\nPrivacy settings for the IMS-LTI (External tool) module in Moodle before\n2.4.5 were not able to be changed so personal information was always\ntransferred (MSA-13-0026).\n\nUsers were able to access a daemon-mode Chat activity in Moodle before 2.4.5\nwithout the required capability (CVE-2013-2242).\n\nIt was possible to determine answers from ID values in Lesson activity\nmatching questions in Moodle before 2.4.5 (CVE-2013-2243).\n\nConditional access rule values for user fields were able to contain unescaped\nHTML/JS that would be output to users in Moodle before 2.4.5 (CVE-2013-2244).\n\nWhen impersonating another user using RSS tokens in Moodle before 2.4.5, an\nerror was displayed, but block information relevant to the person being\nimpersonated was shown (CVE-2013-2245).\n\nThe Feedback module in Moodle before 2.4.5 was showing personal information \nto users without the needed capability (CVE-2013-2246).\n","status":"published","published":"2013-07-21T08:38:57Z","modified":"2026-04-16T04:41:18.867058487Z","updated_at":"2026-11-02T15:49:39.121227Z"}]}}