#VU69004 Time-of-check Time-of-use (TOCTOU) Race Condition in MT6893 and MT6895


Published: 2022-11-07

Vulnerability identifier: #VU69004

Vulnerability risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-32608

CWE-ID: CWE-367

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
MT6893
Hardware solutions / Firmware
MT6895
Mobile applications / Mobile firmware & hardware

Vendor: MediaTek

Description

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

The vulnerability exists due to a race condition within the jpeg component. A local application can exploit the race and escalate privileges on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

MT6893: All versions

MT6895: All versions


External links
http://corp.mediatek.com/product-security-bulletin/November-2022


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.


Latest bulletins with this vulnerability