Vulnerability CVE-2018-19321
Published: 2018-12-21   Modified: 2018-12-22

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.

See advisories in our WLB2 database:
Topic
Author
Date
High
GIGABYTE Driver Privilege Escalation
Core Security Te...
23.12.2018

Type:

CWE-noinfo

CVSS2 => (AV:L/AC:L/Au:N/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.2/10
10/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Gigabyte -> Aorus graphics engine 
Gigabyte -> App center 
Gigabyte -> Oc guru ii 
Gigabyte -> Xtreme gaming engine 

 References:
http://seclists.org/fulldisclosure/2018/Dec/39
http://www.securityfocus.com/bid/106252
https://www.secureauth.com/labs/advisories/gigabyte-drivers-elevation-privilege-vulnerabilities
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