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,…

published 2018-12-21 7y ago modified 2026-08-13 2mo ago also EUVD-2018-11018

cvss: 7.8; version 3.1, CNA
cisa kev: Exploited; added 2022-10-24, used in ransomware
epss: 4.6%; EPSS 4.6% chance of exploitation in 30 days, percentile 91%
public exploits: 0; none known

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.

Patch / fix

cisa required action Apply updates per vendor instructions.

fixed in 3

gigabyte aorus_graphics_engine 1.57
gigabyte app_center 19.0422.1
gigabyte xtreme_gaming_engine 1.26

Is CVE-2018-19320 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Timeline

2018-12-21 Published
2022-10-24 Added to CISA KEV
2022-10-27 CISA SSVC: exploitation active
2022-11-14 CISA patch deadline

Known exploited

Added: 4y ago (2022-10-24)
Patch by: 2022-11-14 (3y ago)
Ransomware: Known to be used in ransomware campaigns
Required action: Apply updates per vendor instructions.
Vendor, product: GIGABYTE, Multiple Products
CISA name: GIGABYTE Multiple Products Unspecified Vulnerability

Ransomware

Groups reported to have exploited it in intrusions.

RobbinHood ransomware gang

reported by sophos.com

Ransomware Vulnerability Matrix by BushidoUK (github.com/BushidoUK/Ransomware-Vulnerability-Matrix), reformatted per CVE. CC BY 4.0

CISA SSVC

Exploitation: Active, exploited in the wild
Automatable: no
Technical impact: total
Assessed: 4y ago (2022-10-27)

Exploit prediction

4.60% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

seclists.org http://seclists.org/fulldisclosure/2018/Dec/39 referenced PoC, tagged "exploit" by a source, unverified
secureauth.com https://www.secureauth.com/labs/advisories/gigabyte-drivers-elevation-privilege-vulnerabilities referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	7.2	AV:L/AC:L/Au:N/C:C/I:C/A:C

References

seclists.org /fulldisclosure/2018/Dec/39
mailing-list, exploit, third-party-advisory
secureauth.com /labs/advisories/gigabyte-drivers-elevation-privilege-vulnerabilities
broken-link, exploit, third-party-advisory
gigabyte.com /Support/Security/1801
vendor-advisory
securityfocus.com /bid/106252
vdb-entry, broken-link, third-party-advisory
gigabyte.com /tw/Support/Utility/Graphics-Card
product
cisa.gov /known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-19320
government-resource, us-government-resource

Sources

CVE List CVE-2018-19320
NVD CVE-2018-19320

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