{"id":"CVE-2014-2744","aliases":["DEBIAN-CVE-2014-2744","DSA-2895-1","EUVD-2014-2771","GHSA-qx52-4j2j-9hc7"],"status":"published","title":"plugins/mod_compression.lua in (1) Prosody before 0.9.4 and (2) Lightwitch Metronome through 3.4...","description":"plugins/mod_compression.lua in (1) Prosody before 0.9.4 and (2) Lightwitch Metronome through 3.4 negotiates stream compression while a session is unauthenticated, which allows remote attackers to cause a denial of service (resource consumption) via compressed XML elements in an XMPP stream, aka an \"xmppbomb\" attack.","severity":{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.03313,"percentile":0.88645,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-20"],"published":"2014-04-06T00:00:00Z","modified":"2026-10-23T15:47:34Z","fixes":[{"ecosystem":"Debian:12","package":"lua-expat","fixed_in":["1.3.0-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"lua-expat","fixed_in":["1.3.0-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"lua-expat","fixed_in":["1.3.0-1"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"prosody","fixed_in":["0.9.4-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"prosody","fixed_in":["0.9.4-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"prosody","fixed_in":["0.9.4-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"lua-expat","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.3.0-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"lua-expat","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.3.0-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"lua-expat","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.3.0-1"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"prosody","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.4-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"prosody","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.4-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"prosody","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.4-1"}]}]},{"source":"osv","ecosystem":"Debian:7","package":"prosody","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8.2-4+deb7u1"}]}],"versions":["0.8.2-4"],"bundled":2}],"products":[{"vendor":"lightwitch","product":"metronome"},{"vendor":"prosody","product":"prosody"}],"references":[{"url":"http://xmpp.org/resources/security-notices/uncontrolled-resource-consumption-with-highly-compressed-xmpp-stanzas/","tags":["x_refsource_MISC","x_transferred","web"]},{"url":"http://www.debian.org/security/2014/dsa-2895","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","advisory"]},{"url":"http://secunia.com/advisories/57710","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"http://code.lightwitch.org/metronome/rev/49f47277a411","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Patch","evidence","fix"]},{"url":"http://blog.prosody.im/prosody-0-9-4-released/","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory"]},{"url":"http://hg.prosody.im/0.9/rev/b3b1c9da38fb","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Patch","evidence","fix"]},{"url":"http://openwall.com/lists/oss-security/2014/04/09/1","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"http://openwall.com/lists/oss-security/2014/04/07/7","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-2744"},{"url":"http://blog.prosody.im/prosody-0-9-4-released"},{"url":"http://xmpp.org/resources/security-notices/uncontrolled-resource-consumption-with-highly-compressed-xmpp-stanzas"},{"url":"https://github.com/advisories/GHSA-qx52-4j2j-9hc7"},{"url":"https://security-tracker.debian.org/tracker/CVE-2014-2744","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2014-2744","description":"plugins/mod_compression.lua in (1) Prosody before 0.9.4 and (2) Lightwitch Metronome through 3.4 negotiates stream compression while a session is unauthenticated, which allows remote attackers to cause a denial of service (resource consumption) via compressed XML elements in an XMPP stream, aka an \"xmppbomb\" attack.","status":"published","published":"2014-04-11T01:00:00Z","modified":"2024-08-06T10:21:36.075Z","updated_at":"2026-11-02T14:33:43.883586Z"}],"euvd":[{"id":"EUVD-2014-2771","description":"plugins/mod_compression.lua in (1) Prosody before 0.9.4 and (2) Lightwitch Metronome through 3.4 negotiates stream compression while a session is unauthenticated, which allows remote attackers to cause a denial of service (resource consumption) via compressed XML elements in an XMPP stream, aka an \"xmppbomb\" attack.","status":"published","published":"2014-04-11T01:00:00Z","modified":"2024-08-06T10:21:36Z","updated_at":"2026-11-03T01:57:13.078743Z"}],"ghsa":[{"id":"GHSA-qx52-4j2j-9hc7","title":"plugins/mod_compression.lua in (1) Prosody before 0.9.4 and (2) Lightwitch Metronome through 3.4...","description":"plugins/mod_compression.lua in (1) Prosody before 0.9.4 and (2) Lightwitch Metronome through 3.4 negotiates stream compression while a session is unauthenticated, which allows remote attackers to cause a denial of service (resource consumption) via compressed XML elements in an XMPP stream, aka an \"xmppbomb\" attack.","status":"published","published":"2022-05-17T04:46:11Z","modified":"2025-04-12T12:33:25Z","cwes":["CWE-20"],"updated_at":"2026-11-02T15:01:17.411211Z"}],"nvd":[{"id":"CVE-2014-2744","description":"plugins/mod_compression.lua in (1) Prosody before 0.9.4 and (2) Lightwitch Metronome through 3.4 negotiates stream compression while a session is unauthenticated, which allows remote attackers to cause a denial of service (resource consumption) via compressed XML elements in an XMPP stream, aka an \"xmppbomb\" attack.","status":"published","published":"2014-04-11T01:55:06.663Z","modified":"2026-06-17T00:07:05.797Z","cvss":[{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:02:53.710973Z"}],"osv":[{"id":"CVE-2014-2744","description":"plugins/mod_compression.lua in (1) Prosody before 0.9.4 and (2) Lightwitch Metronome through 3.4 negotiates stream compression while a session is unauthenticated, which allows remote attackers to cause a denial of service (resource consumption) via compressed XML elements in an XMPP stream, aka an \"xmppbomb\" attack.","status":"published","published":"2014-04-11T01:55:06Z","modified":"2026-04-10T03:43:42.862862Z","updated_at":"2026-11-02T15:43:59.654289Z"},{"id":"DEBIAN-CVE-2014-2744","description":"plugins/mod_compression.lua in (1) Prosody before 0.9.4 and (2) Lightwitch Metronome through 3.4 negotiates stream compression while a session is unauthenticated, which allows remote attackers to cause a denial of service (resource consumption) via compressed XML elements in an XMPP stream, aka an \"xmppbomb\" attack.","status":"published","published":"2014-04-11T01:55:06.663Z","modified":"2026-10-23T15:47:34.608531436Z","updated_at":"2026-11-02T15:45:26.134753Z"},{"id":"DSA-2895-1","title":"prosody - security update","status":"published","published":"2014-04-06T00:00:00Z","modified":"2026-03-09T01:19:49.744418Z","updated_at":"2026-11-02T15:46:15.843838Z"}]}}