GIGABYTE Multiple Products Privilege Escalation Vulnerability (CVE-2018-19321)
Severity: high · Patch status: patched · Since 2022-10-24 · CVE-2018-19321
The GPCIDrv and GDrv low-level drivers in GIGABYTE App Center, AORUS Graphics Engine, XTREME Gaming Engine, and OC GURU II expose functionality to read and write arbitrary physical memory. This could be leveraged by a local attacker to elevate privileges. CISA added CVE-2018-19321 to its Known Exploited Vulnerabilities catalog on Oct 24, 2022, which means attackers are exploiting it in the wild. CISA reports known use in ransomware campaigns.
What to do
- Apply updates per vendor instructions.
- US federal agencies must remediate by Nov 14, 2022 (BOD 22-01); treat that as the outer limit.
Sources
All live incidents on Threat Watch
