{"id":"CVE-2016-10523","aliases":["EUVD-2019-0286","GHSA-g3r2-65gc-qpqc"],"status":"published","title":"Denial of Service in mqtt-packet","description":"MQTT before 3.4.6 and 4.0.x before 4.0.5 allows specifically crafted MQTT packets to crash the application, making a DoS attack feasible with very little bandwidth.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.0242,"percentile":0.84268,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-119","CWE-400"],"published":"2018-05-31T20:00:00Z","modified":"2026-10-20T10:47:11Z","fixes":[{"ecosystem":"npm","package":"mqtt-packet","fixed_in":["3.4.6","4.0.5"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"mqtt-packet","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.6"}]}]},{"source":"ghsa","ecosystem":"npm","package":"mqtt-packet","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.0.0"},{"fixed":"4.0.5"}]}]},{"source":"osv","ecosystem":"npm","package":"mqtt-packet","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"3.4.6"}]}]},{"source":"osv","ecosystem":"npm","package":"mqtt-packet","ranges":[{"type":"SEMVER","events":[{"introduced":"4.0.0"},{"fixed":"4.0.5"}]}]}],"products":[{"vendor":"hackerone","product":"mqtt-packet node module"},{"vendor":"mqtt-packet_project","product":"mqtt-packet"}],"references":[{"url":"https://github.com/mcollina/mosca/issues/393","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence","web"]},{"url":"https://nodesecurity.io/advisories/75","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://github.com/mqttjs/mqtt-packet/pull/8","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-10523","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-g3r2-65gc-qpqc","tags":["advisory"]},{"url":"https://www.npmjs.com/advisories/75","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2016-10523","description":"MQTT before 3.4.6 and 4.0.x before 4.0.5 allows specifically crafted MQTT packets to crash the application, making a DoS attack feasible with very little bandwidth.","status":"published","published":"2018-05-31T20:00:00Z","modified":"2024-09-17T02:15:35.059Z","cwes":["CWE-400"],"updated_at":"2026-11-02T14:33:31.450804Z"}],"euvd":[{"id":"EUVD-2019-0286","description":"MQTT before 3.4.6 and 4.0.x before 4.0.5 allows specifically crafted MQTT packets to crash the application, making a DoS attack feasible with very little bandwidth.","status":"published","published":"2018-05-31T20:00:00Z","modified":"2024-09-17T02:15:35Z","updated_at":"2026-11-03T00:28:42.412483Z"}],"ghsa":[{"id":"GHSA-g3r2-65gc-qpqc","title":"Denial of Service in mqtt-packet","description":"Versions of `mqtt-packet` prior to 3.4.6, or 4.x prior to 4.0.5 are affected by a denial of service vulnerability wherein specific sequences of MQTT packets can crash the application.\n\n\n\n\n## Recommendation\n\nVersion 3.x: Update to version 3.4.6 or later.\nVersion 4.x: Update to version 4.0.5 or later.","status":"published","published":"2019-02-18T23:38:45Z","modified":"2023-01-09T05:02:53Z","cwes":["CWE-400"],"updated_at":"2026-11-02T14:36:03.768255Z"}],"nvd":[{"id":"CVE-2016-10523","description":"MQTT before 3.4.6 and 4.0.x before 4.0.5 allows specifically crafted MQTT packets to crash the application, making a DoS attack feasible with very little bandwidth.","status":"published","published":"2018-05-31T20:29:00.72Z","modified":"2026-06-17T00:39:52.417Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-400","CWE-119"],"updated_at":"2026-11-02T14:03:39.176887Z"}],"osv":[{"id":"CVE-2016-10523","description":"MQTT before 3.4.6 and 4.0.x before 4.0.5 allows specifically crafted MQTT packets to crash the application, making a DoS attack feasible with very little bandwidth.","status":"published","published":"2018-05-31T20:29:00.72Z","modified":"2026-10-20T10:47:11.972272745Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:01.531338Z"},{"id":"GHSA-g3r2-65gc-qpqc","title":"Denial of Service in mqtt-packet","description":"Versions of `mqtt-packet` prior to 3.4.6, or 4.x prior to 4.0.5 are affected by a denial of service vulnerability wherein specific sequences of MQTT packets can crash the application.\n\n\n\n\n## Recommendation\n\nVersion 3.x: Update to version 3.4.6 or later.\nVersion 4.x: Update to version 4.0.5 or later.","status":"published","published":"2019-02-18T23:38:45Z","modified":"2023-11-08T03:58:10.418903Z","cwes":["CWE-400"],"updated_at":"2026-11-02T15:46:47.119724Z"}]}}