{"id":"CVE-2020-22650","aliases":["EUVD-2020-15409","GHSA-23jm-rv8w-pvxf","UBUNTU-CVE-2020-22650"],"status":"published","title":"A memory leak vulnerability in sim-organizer.c of AlienVault Ossim v5 causes a denial of service ...","description":"A memory leak vulnerability in sim-organizer.c of AlienVault Ossim v5 causes a denial of service (DOS) via a system crash triggered by the occurrence of a large number of alarm events.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01074,"percentile":0.65183,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-401"],"published":"2021-07-19T16:53:56Z","modified":"2026-06-17T03:04:18Z","affected":[{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"ossim","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.8.16-4ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"ossim","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.8.20.3+ds-5build1","2.2.0-1","2.2.1-1","2.2.2-1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"ossim","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.9.0-1","2.9.1-2","2.9.1-2build1"]}],"products":[{"vendor":"att","product":"alienvault_ossim"}],"references":[{"url":"https://github.com/jpalanco/alienvault-ossim/issues/4","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-22650"},{"url":"https://github.com/advisories/GHSA-23jm-rv8w-pvxf"},{"url":"https://ubuntu.com/security/CVE-2020-22650","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-22650","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2020-22650","description":"A memory leak vulnerability in sim-organizer.c of AlienVault Ossim v5 causes a denial of service (DOS) via a system crash triggered by the occurrence of a large number of alarm events.","status":"published","published":"2021-07-19T16:53:56Z","modified":"2024-08-04T14:51:11.132Z","updated_at":"2026-11-02T14:35:46.873079Z"}],"euvd":[{"id":"EUVD-2020-15409","description":"A memory leak vulnerability in sim-organizer.c of AlienVault Ossim v5 causes a denial of service (DOS) via a system crash triggered by the occurrence of a large number of alarm events.","status":"published","published":"2021-07-19T16:53:56Z","modified":"2024-08-04T14:51:11Z","updated_at":"2026-11-03T03:07:22.274854Z"}],"ghsa":[{"id":"GHSA-23jm-rv8w-pvxf","title":"A memory leak vulnerability in sim-organizer.c of AlienVault Ossim v5 causes a denial of service ...","description":"A memory leak vulnerability in sim-organizer.c of AlienVault Ossim v5 causes a denial of service (DOS) via a system crash triggered by the occurrence of a large number of alarm events.","status":"published","published":"2022-05-24T19:08:22Z","modified":"2023-01-30T05:00:53Z","cwes":["CWE-401"],"updated_at":"2026-11-02T14:46:17.249643Z"}],"nvd":[{"id":"CVE-2020-22650","description":"A memory leak vulnerability in sim-organizer.c of AlienVault Ossim v5 causes a denial of service (DOS) via a system crash triggered by the occurrence of a large number of alarm events.","status":"published","published":"2021-07-19T17:15:11.083Z","modified":"2026-06-17T03:04:18.713Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/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-401"],"updated_at":"2026-11-02T14:06:44.292752Z"}],"osv":[{"id":"UBUNTU-CVE-2020-22650","description":"A memory leak vulnerability in sim-organizer.c of AlienVault Ossim v5 causes a denial of service (DOS) via a system crash triggered by the occurrence of a large number of alarm events.","status":"published","published":"2021-07-19T17:15:00Z","modified":"2026-04-22T12:34:03.875447Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:23.905183Z"}]}}