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Versions before v237 are vulnerable.","status":"published","published":"2019-01-14T22:29:00.233Z","modified":"2026-06-17T01:45:00.113Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"3.0","score":4.4,"vector":"CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"},{"version":"2.0","score":1.9,"vector":"AV:L/AC:M/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-250","CWE-269"],"updated_at":"2026-11-02T14:04:53.079938Z"}],"osv":[{"id":"CVE-2018-16888","description":"It was discovered systemd does not correctly check the content of PIDFile files before using it to kill processes. When a service is run from an unprivileged user (e.g. User field set in the service file), a local attacker who is able to write to the PIDFile of the mentioned service may use this flaw to trick systemd into killing other services and/or privileged processes. Versions before v237 are vulnerable.","status":"published","published":"2019-01-14T22:29:00.233Z","modified":"2026-10-24T10:30:18.812622554Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:08.533609Z"},{"id":"DEBIAN-CVE-2018-16888","description":"It was discovered systemd does not correctly check the content of PIDFile files before using it to kill processes. When a service is run from an unprivileged user (e.g. User field set in the service file), a local attacker who is able to write to the PIDFile of the mentioned service may use this flaw to trick systemd into killing other services and/or privileged processes. Versions before v237 are vulnerable.","status":"published","published":"2019-01-14T22:29:00.233Z","modified":"2026-10-23T18:03:01.550855068Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:30.57382Z"},{"id":"RHSA-2019:2091","title":"Red Hat Security Advisory: systemd security, bug fix, and enhancement update","status":"published","published":"2024-09-16T02:02:18Z","modified":"2026-06-27T10:07:48Z","cvss":[{"version":"3.0","score":4.4,"vector":"CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:53:06.0195Z"},{"id":"UBUNTU-CVE-2018-16888","description":"It was discovered systemd does not correctly check the content of PIDFile files before using it to kill processes. When a service is run from an unprivileged user (e.g. User field set in the service file), a local attacker who is able to write to the PIDFile of the mentioned service may use this flaw to trick systemd into killing other services and/or privileged processes. Versions before v237 are vulnerable.","status":"published","published":"2019-01-14T22:29:00Z","modified":"2026-04-22T11:47:18.072357Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"},{"version":"3.0","score":4.4,"vector":"CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:H","level":"medium"},{"version":"3.0","score":4.7,"vector":"CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:17.496046Z"},{"id":"USN-4269-1","title":"systemd vulnerabilities","description":"It was discovered that systemd incorrectly handled certain PIDFile files.\nA local attacker could possibly use this issue to trick systemd into\nkilling privileged processes. This issue only affected Ubuntu 16.04 LTS.\n(CVE-2018-16888)\n\nIt was discovered that systemd incorrectly handled certain udevadm trigger\ncommands. A local attacker could possibly use this issue to cause systemd\nto consume resources, leading to a denial of service. (CVE-2019-20386)\n\nJann Horn discovered that systemd incorrectly handled services that use the\nDynamicUser property. A local attacker could possibly use this issue to\naccess resources owned by a different service in the future. This issue\nonly affected Ubuntu 18.04 LTS. (CVE-2019-3843, CVE-2019-3844)\n\nTavis Ormandy discovered that systemd incorrectly handled certain Polkit\nqueries. A local attacker could use this issue to cause systemd to crash,\nresulting in a denial of service, or possibly execute arbitrary code and\nescalate privileges. (CVE-2020-1712)\n","status":"published","published":"2020-02-05T16:39:46Z","modified":"2026-04-27T15:48:47.521873468Z","updated_at":"2026-11-02T16:58:14.547547Z"}]}}