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CVE-2018-19323: GIGABYTE Multiple Products Privilege Escalation Vulnerability

criticalknown exploitedpublic exploitCVE-2018-19323
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
The GPCIDrv and GDrv low-level drivers in GIGABYTE App Center, AORUS Graphics Engine, XTREME Gaming Engine, and OC GURU expose functionality to read and write arbitrary physical memory. This could be leveraged by a local attacker to elevate privileges.

CSIRTS triage

vendor: GIGABYTEPrivilege escalationOther
What
Local attackers can leverage low-level drivers to elevate privileges by reading and writing arbitrary physical memory.
Who is affected
Users of GIGABYTE App Center, AORUS Graphics Engine, XTREME Gaming Engine, and OC GURU.
Urgency
Immediate action is required as the vulnerability is critical and actively exploited.
Action
Apply the latest security updates from GIGABYTE.

AI-assisted analysis generated from the source advisory — verify against the original.

Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2022-10-24
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2018-19323

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2018-19323coverage & exploitation statusNVD · CVE.org

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