Privilege Escalation in Mediatek Wi-Fi Driver
CVE-2022-32656

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

What is CVE-2022-32656?

The Mediatek Wi-Fi driver contains a flaw due to inadequate error handling, which may result in undefined behavior. This vulnerability can potentially allow an attacker with local access to escalate privileges to system execution level without the need for user interaction. Affected systems should be updated promptly following the patch indicated by Issue ID GN20220705035 to mitigate the risks associated with this vulnerability.

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

.
The Cyber Security Vulnerability Database.