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.

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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

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