CVE-2018-19322 on CISA KEV

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 u

01What CISA says about this vulnerability

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.

02Required action — verbatim from CISA

Apply updates per vendor instructions.

03Notes & references

• seclists.org — http://seclists.org/fulldisclosure/2018/Dec/39
• www.secureauth.com — https://www.secureauth.com/labs/advisories/gigabyte-drivers-elevation-privilege-…
• www.securityfocus.com — http://www.securityfocus.com/bid/106252
• www.gigabyte.com — https://www.gigabyte.com/tw/Support/Utility/Graphics-Card
• www.gigabyte.com — https://www.gigabyte.com/Support/Security/1801

04SARA's analyst layer — why this matters

This vulnerability is currently on the CISA KEV list, which CISA only adds CVEs to when there is reliable evidence of active exploitation in the wild. For federal civilian agencies, BOD 22-01 requires remediation by the due date above. For everyone else, KEV is the strongest "patch immediately" signal you can get from public threat intel.

05Affected products (summary)

Vendor	Product	Versions
n	a / n/a	n/a

06Detection

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection:

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