Vulnerability identifier: #VU79101

Vulnerability risk: Low

CVSSv3.1: 5.8 [CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-20808

CWE-ID: CWE-787

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
MT9011
Mobile applications / Mobile firmware & hardware
MT9022
Mobile applications / Mobile firmware & hardware
MT9618
Mobile applications / Mobile firmware & hardware
MT9649
Mobile applications / Mobile firmware & hardware
MT9653
Mobile applications / Mobile firmware & hardware

Vendor: MediaTek

Description

The vulnerability allows a local privileged application to execute arbitrary code.

The vulnerability exists due to a missing bounds check within OPTEE. A local privileged application can execute arbitrary code.

Mitigation
Install security update from vendor's website.

Vulnerable software versions

MT9011: All versions

MT9022: All versions

MT9618: All versions

MT9649: All versions

MT9653: All versions

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External links
http://corp.mediatek.com/product-security-bulletin/August-2023

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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.