CVE-2021-44852

Published: Jan 1, 2022Modified: Jun 17, 2026

7.8

Vector

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

Exploitability: 1.8 / Impact: 5.9

Source: NVD

Description

An issue was discovered in BS_RCIO64.sys in Biostar RACING GT Evo 2.1.1905.1700. A low-integrity process can open the driver's device object and issue IOCTLs to read or write to arbitrary physical memory locations (or call an arbitrary address), leading to execution of arbitrary code. This is associated with 0x226040, 0x226044, and 0x226000.

Affected (1)

Products: Biostar: Racing Gt Evo

Biostar

1 product

Racing Gt Evo

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Biostar Racing Gt Evo	Version 2.1.1905.1700

References (2)

https://nephosec.com/biostar-exploit/

Source: cve@mitre.org

ExploitThird Party Advisory

https://nephosec.com/biostar-exploit/

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitThird Party Advisory

Timeline

No history available yet.