Vulnerability identifier: #VU16624

Vulnerability risk: Low

CVSSv3.1: 8.4 [CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:U/RC:C]

CVE-ID: CVE-2018-19321

CWE-ID: CWE-782

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
GIGABYTE APP Center
Hardware solutions / Drivers
AORUS GRAPHICS ENGINE
Hardware solutions / Drivers
XTREME GAMING ENGINE
Hardware solutions / Drivers
OC GURU
Hardware solutions / Drivers

Vendor: GIGABYTE Global

Description
The vulnerability allows a local unauthenticated attacker to gain elevated privileges on the target device.

The weakness exists due to both GPCI and GIO expose functionality to read/write arbitrary physical memory. A local attacker can gain elevated privileges.

Mitigation
Cybersecurity Help is currently unaware of any official solution addressing the vulnerability.

Vulnerable software versions

GIGABYTE APP Center: 1.05.21

AORUS GRAPHICS ENGINE: 1.0 - 1.33

XTREME GAMING ENGINE: 1.22 - 1.25

OC GURU: 2.08

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External links
http://www.secureauth.com/labs/advisories/gigabyte-drivers-elevation-privilege-vulnerabilities

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.