CVE-2019-19520
HIGH 7.8EPSS 1.3%
xlock in OpenBSD 6.6 allows local users to gain the privileges of the auth group by providing a LIBGL_DRIVERS_PATH environment variable, because xenocara/lib/mesa/src/loader/loader.c mishandles dlopen.
- CVSS v3.1 NVD
- 7.8 HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS v2.0 NVD
- 4.6 MEDIUM
AV:L/AC:L/Au:N/C:P/I:P/A:P - EPSS
- 1.35% chance of exploitation in the next 30 days, 71st percentile
- Published
- 2019-12-04
- Updated
- 2024-08-05
Proof-of-concept exploits (1)
- retrymp3/Openbsd-Privilege-Escalation2★ · 2025-07-13
Security advisories
- https://www.openbsd.org/errata66.html
- http://packetstormsecurity.com/files/155572/Qualys-Security-Advisory-OpenBSD-Authenticati…
- http://seclists.org/fulldisclosure/2019/Dec/14
- http://www.openwall.com/lists/oss-security/2019/12/04/5
- https://seclists.org/bugtraq/2019/Dec/8
- https://www.openwall.com/lists/oss-security/2019/12/04/5