Out of Bounds Write Vulnerability in Bluetooth by MediaTek
CVE-2022-21767

8.8HIGH

Key Information:

Vendor

MediaTek
Status
Mt8167, Mt8175, Mt8183, Mt8362a, Mt8365, Mt8385
Vendor
CVE Published:
6 July 2022

What is CVE-2022-21767?

The vulnerability identified in Bluetooth implementations by MediaTek arises from a missing bounds check, which allows for a possible out of bounds write condition. Such a flaw may facilitate local escalation of privilege without requiring additional execution privileges. Exploitation of this vulnerability does not necessitate user interaction, posing a significant security risk for affected devices. This issue has been documented with Patch ID ALPS06784430.

Affected Version(s)

MT8167, MT8175, MT8183, MT8362A, MT8365, MT8385 Android 8.1, 9.0, 10.0, 11.0, 12.0

References

https://corp.mediatek.com/product-security-bulletin/July-...
x_refsource_MISC

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.