Out of Bounds Write Vulnerability in MediaTek vcu
CVE-2023-20746

6.7MEDIUM

Key Information:

Vendor

MediaTek
Status
MT6789, MT6855, MT8167, MT8168, MT8173, MT8185, MT8195, MT8321, MT8365, MT8395, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791, MT8791T, MT8797
Vendor
CVE Published:
6 June 2023

What is CVE-2023-20746?

A vulnerability has been identified within MediaTek's vcu, where improper locking mechanisms may lead to potential out of bounds write situations. This flaw allows for a local escalation of privilege, enabling malicious actors to gain elevated system execution privileges without requiring user interaction. The issue has been documented and patches have been issued, underscoring the importance of timely updates to safeguard systems against potential exploitation.

Affected Version(s)

MT6789, MT6855, MT8167, MT8168, MT8173, MT8185, MT8195, MT8321, MT8365, MT8395, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791, MT8791T, MT8797 Android 12.0, 13.0 / Yocto 4.0 / Iot-Yocto 22.2

References

https://corp.mediatek.com/product-security-bulletin/June-...

CVSS V3.1

Score:
6.7
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.