{"id":"CVE-2020-22570","aliases":["BIT-memcached-2020-22570","DEBIAN-CVE-2020-22570","EUVD-2020-15330","GHSA-fq43-fxrw-vjrh","UBUNTU-CVE-2020-22570"],"status":"published","title":"Memcached 1.6.0 before 1.6.3 allows remote attackers to cause a denial of service (daemon crash)...","description":"Memcached 1.6.0 before 1.6.3 allows remote attackers to cause a denial of service (daemon crash) via a crafted meta command.","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":"2026-11-12","score":0.01337,"percentile":0.71636,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-77"],"published":"2023-08-22T00:00:00Z","modified":"2026-10-26T12:02:39Z","fixes":[{"ecosystem":"Bitnami","package":"memcached","fixed_in":["1.6.3"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"memcached","fixed_in":["1.6.3-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"memcached","fixed_in":["1.6.3-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"memcached","fixed_in":["1.6.3-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"memcached","ranges":[{"type":"SEMVER","events":[{"introduced":"1.6.0"},{"fixed":"1.6.3"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"memcached","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.3-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"memcached","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.3-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"memcached","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.3-1"}]}]}],"products":[{"vendor":"memcached","product":"memcached"}],"references":[{"url":"https://github.com/memcached/memcached/issues/636","tags":["x_transferred","Exploit","Issue Tracking","evidence","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-22570","tags":["web"]},{"url":"https://github.com/advisories/GHSA-fq43-fxrw-vjrh"},{"url":"https://security-tracker.debian.org/tracker/CVE-2020-22570","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2020-22570","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-22570","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2020-22570","description":"Memcached 1.6.0 before 1.6.3 allows remote attackers to cause a denial of service (daemon crash) via a crafted meta command.","status":"published","published":"2023-08-22T00:00:00Z","modified":"2024-10-03T18:05:32.754Z","updated_at":"2026-11-02T14:35:46.873079Z"}],"euvd":[{"id":"EUVD-2020-15330","description":"Memcached 1.6.0 before 1.6.3 allows remote attackers to cause a denial of service (daemon crash) via a crafted meta 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command.","status":"published","published":"2023-08-22T19:16:19.297Z","modified":"2026-06-17T03:04:17.4Z","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"}],"cwes":["CWE-77"],"updated_at":"2026-11-02T14:06:47.910346Z"}],"osv":[{"id":"CVE-2020-22570","description":"Memcached 1.6.0 before 1.6.3 allows remote attackers to cause a denial of service (daemon crash) via a crafted meta command.","status":"published","published":"2023-08-22T19:16:19.297Z","modified":"2026-10-20T10:52:14.144259115Z","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":"2026-11-02T15:44:15.534837Z"},{"id":"DEBIAN-CVE-2020-22570","description":"Memcached 1.6.0 before 1.6.3 allows remote attackers to cause a denial of service (daemon crash) via a crafted meta command.","status":"published","published":"2023-08-22T19:16:19.297Z","modified":"2026-10-26T12:02:39.557099444Z","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":"2026-11-02T15:45:33.729655Z"},{"id":"UBUNTU-CVE-2020-22570","description":"Memcached 1.6.0 before 1.6.3 allows remote attackers to cause a denial of service (daemon crash) via a crafted meta command.","status":"withdrawn","published":"2023-08-22T19:16:00Z","modified":"2025-07-16T07:41:12.327009Z","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"},{"id":"BIT-memcached-2020-22570","description":"Memcached 1.6.0 before 1.6.3 allows remote attackers to cause a denial of service (daemon crash) via a crafted meta command.","status":"published","published":"2024-11-08T19:14:27.273Z","modified":"2026-09-08T08:48:13.134051306Z","updated_at":"2026-11-02T15:28:33.072289Z"}]}}