#VU67847 Input validation error in MediaTek products - CVE-2022-32592

Published: 2022-10-03

Vulnerability identifier: #VU67847

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-32592

CWE-ID: CWE-20

Exploitation vector: Local

Exploit availability: No

Vendor: MediaTek

Description

The vulnerability allows a local application to escalate privileges on the system.

The vulnerability exists due to improper input validation within cpu dvfs. A local application can execute arbitrary code with elevated privileges.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

MT6855: All versions

MT6879: All versions

MT6895: All versions

MT6983: All versions

MT8185: All versions

MT8321: All versions

MT8385: All versions

MT8518: All versions

MT8666: All versions

MT8675: All versions

MT8765: All versions

MT8768: All versions

MT8786: All versions

MT8788: All versions

MT8789: All versions

External links
https://corp.mediatek.com/product-security-bulletin/October-2022

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.