Improper Access Control in Bluetooth Driver Affects MediaTek Devices
CVE-2023-32809

4.4MEDIUM

Key Information:

Vendor
MediaTek
Status
MT2713, MT6779, MT6781, MT6785, MT6789, MT6833, MT6835, MT6853, MT6855, MT6873, MT6877, MT6879, MT6885, MT6886, MT6889, MT6891, MT6893, MT6895, MT6983, MT8168, MT8175, MT8188, MT8195, MT8365, MT8666, MT8667, MT8673, MT8781, MT8781WIFI, MT8791, MT8791T, MT8791WIFI, MT8797, MT8797WIFI
Vendor
CVE Published:
4 September 2023

Summary

A vulnerability has been identified in the Bluetooth driver of MediaTek devices, where improper access control allows unauthorized read and write operations to register interfaces. This flaw can facilitate a local leak of sensitive information, requiring system execution privileges for exploitation. Importantly, user interaction is not required to trigger this vulnerability, heightening the risk of misuse. A patch has been issued to address this issue, and it is advisable for affected users to implement the update.

Affected Version(s)

MT2713, MT6779, MT6781, MT6785, MT6789, MT6833, MT6835, MT6853, MT6855, MT6873, MT6877, MT6879, MT6885, MT6886, MT6889, MT6891, MT6893, MT6895, MT6983, MT8168, MT8175, MT8188, MT8195, MT8365, MT8666, MT8667, MT8673, MT8781, MT8781WIFI, MT8791, MT8791T, MT8791WIFI, MT8797, MT8797WIFI Android 13.0

References

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

CVSS V3.1

Score:
4.4
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
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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