CVE-2020-1712

HighCVSS 7.8/10Last modified Oct 14, 2026

Description

A heap use-after-free vulnerability was found in systemd before version v245-rc1, where asynchronous Polkit queries are performed while handling dbus messages. A local unprivileged attacker can abuse this flaw to crash systemd services or potentially execute code and elevate their privileges, by sending specially crafted dbus messages.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-416

Affected software

No affected versions have been published.

Timeline

Published
Mar 31, 2020
Last modified
Oct 14, 2026
NVD status
Modified

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CVE-2020-1712: High severity, CVSS 7.8 | Vulnix