cve/2019/CVE-2019-19520.md

CVE-2019-19520

Description

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.

POC

Reference

• http://packetstormsecurity.com/files/155572/Qualys-Security-Advisory-OpenBSD-Authentication-Bypass-Privilege-Escalation.html

Github

• https://github.com/0xT11/CVE-POC
• https://github.com/ARPSyndicate/cvemon
• https://github.com/anoaghost/Localroot_Compile
• https://github.com/bcoles/local-exploits
• https://github.com/developer3000S/PoC-in-GitHub
• https://github.com/hectorgie/PoC-in-GitHub
• https://github.com/retrymp3/Openbsd-Privilege-Escalation