Local Privilege Escalation in MediaTek Wi-Fi Driver
CVE-2022-32654

6.7MEDIUM

Key Information:

Vendor
MediaTek
Status
Mt5221, Mt7603, Mt7613, Mt7615, Mt7622, Mt7628, Mt7629, Mt7663, Mt7668, Mt7682, Mt7686, Mt7687, Mt7697, Mt7902, Mt7915, Mt7916, Mt7921, Mt7933, Mt7981, Mt7986, Mt8167s, Mt8175, Mt8362a, Mt8365, Mt8385, Mt8518s, Mt8532, Mt8695, Mt8696, Mt8788
Vendor
CVE Published:
6 February 2023

Summary

The MediaTek Wi-Fi driver contains an issue related to improper error handling, which can trigger undefined behavior. This vulnerability opens the door for a local attacker to gain elevated privileges on the system, without requiring any user interaction. The flaw highlights the importance of robust error management in driver development to mitigate potential exploitation risks.

Affected Version(s)

MT5221, MT7603, MT7613, MT7615, MT7622, MT7628, MT7629, MT7663, MT7668, MT7682, MT7686, MT7687, MT7697, MT7902, MT7915, MT7916, MT7921, MT7933, MT7981, MT7986, MT8167S, MT8175, MT8362A, MT8365, MT8385, MT8518S, MT8532, MT8695, MT8696, MT8788 7.6.6.0

References

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

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

.