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ExploitedIn CISA KEVFix available

CVE-2018-19321

Exploitation confirmed. First attested on 2022-10-24 by CISA-ADP, CISA KEV, GCVE · kevintel.

  • Published2018-12-21
  • Fixed in1.57

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

The GPCIDrv and GDrv low-level drivers 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 expose functionality to read and write arbitrary physical memory. This could be leveraged by a local attacker to elevate privileges.

Timeline

dates in UTC
  1. 2018-12-2123:29CVE publishedNVD
  2. 2022-10-24Added to the CISA KEV catalogCISA KEV
  3. 2022-10-24Listed as exploited by GCVEGCVE
  4. 2022-10-24Exploitation first reportedCISA KEV
  5. 2025-02-0420:40SSVC exploitation set to activeCISA-ADP

Observed activity

isMalicious corpus · updated 2026-11-03 15:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2018-19321?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2018-19321?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Gigabyte aorus graphics engine
BranchAffectedFixed in
1.57< 1.571.57
Gigabyte app center
BranchAffectedFixed in
19.422< 19.0422.119.0422.1
Gigabyte oc guru ii
BranchAffectedFixed in
2.8= 2.08no fix published

1 more product in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

  1. Update Gigabyte aorus graphics engine to 1.57
  2. CISA’s required action: Apply updates per vendor instructions.due 2022-11-14

Advisories and patches

Detection

read 2026-11-02 22:42 UTC
Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
2 repositories, unverifiednanabingies/Driver-RWnanabingies/CVE-2018-19321
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

CISA Known Exploited Vulnerability

Date Added
2022-10-24
Patch Due Date
2022-11-14
Ransomware Use
Known
Required Action
Apply updates per vendor instructions.

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
2018-12-21
Last Modified
2026-08-13
NVD status
Analyzed
GitHub Advisory
GHSA-v6m4-3gv6-q4jx

Frequently asked questions

What is CVE-2018-19321?

The GPCIDrv and GDrv low-level drivers 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 expose functionality to read and write arbitrary physical memory. This could be leveraged by a local attacker to elevate privileges.

Is CVE-2018-19321 actively exploited?

Yes. CVE-2018-19321 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2022-11-14.

What is the CVSS score for CVE-2018-19321?

CVE-2018-19321 has a CVSS v3 base score of 7.8 (HIGH severity), with vector string CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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Sources for this record