CVE-2019-19520
mediumpriority · track · 41OT risk · elevatedEPSS 0.013 · 71 %ileexploit · PoCEUUSEPSS · scored 2026-10-27
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
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 4.6–7.8
weaknesses
The CWE weakness classes this flaw belongs to.
exploits (1)
Public proof-of-concept and weaponised exploit code.
affected products (2)
Products and version ranges known to be affected.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (22)
External citations — patches, advisories, analysis.
- http://seclists.org/fulldisclosure/2019/Dec/14cnnvd
- http://www.openwall.com/lists/oss-security/2019/12/04/5cnnvd
- http://www.openwall.com/lists/oss-security/2019/12/04/6cnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2019-19520cnnvd
- https://packetstormsecurity.com/files/155572/Qualys-Security-Advisory-OpenBSD-Authentication-Bypass-Privilege-Escalation.htmlcnnvd
- https://seclists.org/bugtraq/2019/Dec/8cnnvd
- https://www.openbsd.org/errata66.htmlcnnvd
- https://www.openwall.com/lists/oss-security/2019/12/04/5cnnvd
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