The GDrv low-level driver in GIGABYTE APP Center v1.05.21 and earlier, AORUS GRAPHICS ENGINE before 1.57, XTREME GAMING ENGINE before 1.26, and OC GURU II v2.08 exposes ring0 memcpy-like functionality that could allow a local attacker to take complete control of the affected system.
Published 2018-12-21 23:29:00
Updated 2020-08-24 17:37:01
Source MITRE
View at NVD,   CVE.org

CVE-2018-19320 is in the CISA Known Exploited Vulnerabilities Catalog

This issue is known to have been leveraged as part of a ransomware campaign.
CISA vulnerability name:
GIGABYTE Multiple Products Unspecified Vulnerability
CISA required action:
Apply updates per vendor instructions.
CISA description:
The GDrv low-level driver in GIGABYTE App Center, AORUS Graphics Engine, XTREME Gaming Engine, and OC GURU II exposes ring0 memcpy-like functionality that could allow a local attacker to take complete control of the affected system.
Notes:
https://www.gigabyte.com/Support/Security/1801
Added on 2022-10-24 Action due date 2022-11-14

Exploit prediction scoring system (EPSS) score for CVE-2018-19320

0.31%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 70 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2018-19320

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.2
HIGH AV:L/AC:L/Au:N/C:C/I:C/A:C
3.9
10.0
NIST
7.8
HIGH CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1.8
5.9
NIST

References for CVE-2018-19320

Products affected by CVE-2018-19320

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