PT-2023-5630 · Mediatek · Mediatek Microcode

Published 2023-08-07 · Updated 2023-08-09 · CVE-2023-20788

Positive Technologies (AI Summary)

CVSS v3.1

6.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions MediaTek microcode (affected versions not specified)

Description The issue is related to a possible use after free due to a race condition in the thermal component, which could lead to local escalation of privilege. System execution privileges are needed for exploitation, and user interaction is not required. The problem is also associated with synchronization errors when using a shared resource in MediaTek microcode, allowing an attacker to potentially elevate their privileges.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Use After Free

Time Of Check To Time Of Use

Weakness Enumeration

CWE-416

CWE-367

Related Identifiers

BDU:2023-06290

CVE-2023-20788

Affected Products

Mediatek Microcode

References · 4

• https://osv.dev/vulnerability/CVE-2023-20788 · Vendor Advisory
• https://corp.mediatek.com/product-security-bulletin/August-2023 · Vendor Advisory
• https://bdu.fstec.ru/vul/2023-06290 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-20788 · Security Note