Local Privilege Escalation in MediaTek Search Engine Service
CVE-2022-20072

6.7MEDIUM

Key Information:

Vendor
MediaTek
Status
Mt6580, Mt6735, Mt6737, Mt6739, Mt6753, Mt6755, Mt6755s, Mt6761, Mt6765, Mt6768, Mt6769, Mt6771, Mt6779, Mt6781, Mt6785, Mt6789, Mt6795, Mt6797, Mt6799, Mt6833, Mt6853, Mt6853t, Mt6873, Mt6875, Mt6877, Mt6879, Mt6880, Mt6883, Mt6885, Mt6889, Mt6890, Mt6891, Mt6893, Mt6895, Mt6983, Mt6985, Mt8167, Mt8167s, Mt8168, Mt8173, Mt8175, Mt8183, Mt8185, Mt8321, Mt8362a, Mt8365, Mt8385, Mt8675, Mt8765, Mt8766, Mt8768, Mt8786, Mt8788, Mt8791, Mt8797
Vendor
CVE Published:
11 April 2022

Summary

A vulnerability exists in the search engine service of MediaTek products, allowing attackers to manipulate the default search engine due to an incorrect comparison mechanism. This flaw can lead to local privilege escalation, granting unauthorized system execution privileges without requiring user interaction. It is crucial for users and administrators to apply patches and remain vigilant against potential exploits of this nature.

Affected Version(s)

MT6580, MT6735, MT6737, MT6739, MT6753, MT6755, MT6755S, MT6761, MT6765, MT6768, MT6769, MT6771, MT6779, MT6781, MT6785, MT6789, MT6795, MT6797, MT6799, MT6833, MT6853, MT6853T, MT6873, MT6875, MT6877, MT6879, MT6880, MT6883, MT6885, MT6889, MT6890, MT6891, MT6893, MT6895, MT6983, MT6985, MT8167, MT8167S, MT8168, MT8173, MT8175, MT8183, MT8185, MT8321, MT8362A, MT8365, MT8385, MT8675, MT8765, MT8766, MT8768, MT8786, MT8788, MT8791, MT8797 Android 11.0, 12.0

References

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

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

.