Use After Free Vulnerability in MediaTek VCU Components
CVE-2023-20744

6.7MEDIUM

Key Information:

Vendor

MediaTek
Status
MT6789, MT6855, MT8185, MT8195, MT8365, MT8395, MT8781, MT8786, MT8789, MT8791, MT8797
Vendor
CVE Published:
6 June 2023

What is CVE-2023-20744?

A logic error in MediaTek VCU components allows for a use after free vulnerability, potentially leading to local privilege escalation. This vulnerability does not require user interaction, which means that the system execution privileges could be compromised without any action from the user. It is crucial for users of affected VCU versions to apply the necessary patches to mitigate these risks, as attackers could exploit this weakness to gain elevated privileges.

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Affected Version(s)

MT6789, MT6855, MT8185, MT8195, MT8365, MT8395, MT8781, MT8786, MT8789, MT8791, 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

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