What is the CVSS score of CVE-2018-19320?

CVE-2018-19320 has a CVSS 3.1 base score of 7.8 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 3.6%.

Is there a public PoC exploit available for CVE-2018-19320?

Yes, a public proof-of-concept exploit is available for CVE-2018-19320. Prioritise patching immediately. EPSS: 3.6%.

Aorus Graphics Engine CVE-2018-19320

HIGH

2018-12-21 cve@mitre.org

Information Disclosure Aorus Graphics Engine App Center Oc Guru Ii Xtreme Gaming Engine

7.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.8 HIGH

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Added to CISA KEV

Jul 14, 2026 - 04:22 CISA

CVE Published

Dec 21, 2018 - 23:29 nvd

HIGH 7.8

DescriptionNVD

AnalysisAI

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. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

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. Affected products include: Gigabyte Aorus Graphics Engine, Gigabyte App Center, Gigabyte Oc Guru Ii, Gigabyte Xtreme Gaming Engine. Version information: before 1.57.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.