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CISA KEV · ACTIVELY EXPLOITED
HIGH severity

CVE-2018-19322 — Aorus Graphics Engine

HIGH

CVE-2018-19322 is a high-severity (CVSS 7.8) CWE-749 vulnerability in gigabyte aorus graphics engine. It is in CISA's Known Exploited Vulnerabilities catalog (added 2022-10-24) and has been used in ransomware campaigns — treat it as actively exploited and patch now. A fix is available — see the affected versions and patch details below.

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…

Published
Updated
Affected
4 products
Patched
See advisory
Exploits
4 known
Exploitation data as of Oct 23, 2026 · OSV.dev, NVD, CISA KEV, FIRST.org (EPSS)

Exploitation Status

Actively exploited in the wild

  • Confirmed by CISA's Known Exploited Vulnerabilities catalog on 2022-10-24 — including use in ransomware campaigns. Federal agencies were required to remediate by 2022-11-14.
  • A successful exploit gives an attacker total control of the affected component, not partial access.

Exploitation and automatability from CISA (KEV catalog and SSVC triage) for CVE-2018-19322.

EPSS Exploitation Probability

via FIRST.org ↗
1.8%probability of exploitation in next 30 days
Lower Risk+0.01%
Lower risk than most CVEs79th percentile — riskier than 79% of all scored CVEsHighest risk
1.30%2.00%2.69%3.38%2.9%1.8%Apr 26Aug 26Oct 26

Probability of exploitation in the next 30 days, from FIRST.org EPSS.

How urgent is this, really

CVE-2018-19322 by exploitation likelihood (EPSS) against impact (CVSS). Outside the shaded patch-first corner.

Where this sits among everything scored

Of 395,249 CVEs with a current EPSS score, this one falls in the < 10% band (highlighted). Counts from FIRST.org, log-scaled.

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/write data from/to IO ports. This could be leveraged in a number of ways to ultimately run code with elevated privileges.

Affected Products

4 products · 4 configurations
Application
aorus graphics enginegigabyte
< 1.57
range
Application
app centergigabyte
≤ 1.05.21
range
Application
oc guru iigigabyte
1 version
2.08
Application
xtreme gaming enginegigabyte
< 1.26
range
Exploits & PoCs
4

Research use only. For defensive security, authorized penetration testing, and academic research only. Never execute exploit code against systems without explicit written authorization.

The GPCIDrv and GDrv low-level drivers in GIGABYTE APP Center v1.05.21 a…

secureauth.comNVDMay 2020

The GPCIDrv and GDrv low-level drivers in GIGABYTE APP Center v1.05.21 a…

seclists.orgNVDMay 2020

The GPCIDrv and GDrv low-level drivers in GIGABYTE APP Center v1.05.21 a…

cisa.govAPIDec 2021

The GPCIDrv and GDrv low-level drivers in GIGABYTE APP Center v1.05.21 a…

cisa.govCISAOct 2022

Detection & mitigation playbook

Vendor / appliance

  1. Detect

    Inventory every gigabyte aorus graphics engine deployment and check each version against the affected-products list above.

  2. Fix

    Apply the gigabyte aorus graphics engine security patch or hotfix for CVE-2018-19322 on the affected version, following the vendor advisory for your exact build.

  3. Workarounds

    If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands. Alongside that, restrict the management interface to trusted networks and apply the vendor's recommended configuration mitigations.

Frequently Asked Questions

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/write data from/to IO ports. This could be leveraged in a number of ways to ultimately run code with elevated privileges.
O3 Security · Runtime Protection

Is CVE-2018-19322 being exploited in your environment?

Detect and block the exploit chain at execution, on systems you cannot patch yet.

Protect my workloads How runtime protection works
CVE-2018-19322: Aorus Graphics Engine (High 7.8, KEV)