Vulnerability identifier: #VU52040

Vulnerability risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-28686

CWE-ID: CWE-121

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
GPU Tweak II
Client/Desktop applications / Other client software

Vendor: Asus

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error in AsIO2_64.sys and AsIO2_32.sys. A local user can send a specially crafted request, trigger stack-based buffer overflow and cause a denial of condition on the target system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

GPU Tweak II: 2.3.0.2

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External links
http://gist.github.com/DStraghkov/fba4994ac4bb3a6e2940b21743563df0
http://www.asus.com/Static_WebPage/ASUS-Product-Security-Advisory/

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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?

No. We are not aware of malware exploiting this vulnerability.