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

CVE-2018-19323 · Severity: critical · CVSS 9.8 · Exploited in the wild · Published 2022-10-24

The GDrv low-level driver in multiple GIGABYTE products exposes functionality to read and write Machine Specific Registers (MSRs) and arbitrary physical memory. This vulnerability allows for local privilege escalation or remote exploitation depending on the environment.

Technologies: Apple Multiple Products. Vendors: Apple.

Quick answers

Is CVE-2018-19323 exploited in the wild?
Yes. CVE-2018-19323 is known to be exploited in the wild, first recorded on 24 October 2022. Treat it as urgent.
How severe is CVE-2018-19323?
Critical severity, with a CVSS score of 9.8, published 24 October 2022.
Which products and versions are affected?
GIGABYTE APP Center v1.05.21 and earlier; GIGABYTE AORUS GRAPHICS ENGINE before 1.57; GIGABYTE XTREME GAMING ENGINE before 1.26; GIGABYTE OC GURU II v2.08.
Is there a fix for CVE-2018-19323?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2018-19323 attacked?
It is attacked over the network, in a software library.
Am I affected by CVE-2018-19323?
Check whether you run Apple Multiple Products. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • GIGABYTE APP Center v1.05.21 and earlier
  • GIGABYTE AORUS GRAPHICS ENGINE before 1.57
  • GIGABYTE XTREME GAMING ENGINE before 1.26
  • GIGABYTE OC GURU II v2.08

Timeline

  • 2018-12-18: disclosed: Initial disclosure via Full Disclosure mailing list
  • 2022-10-24: kev added: Added to CISA Known Exploited Vulnerabilities Catalog

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