Out of Bounds Write Vulnerability in SWPM by MediaTek
CVE-2023-20749

6.7MEDIUM

Key Information:

Vendor
MediaTek
Status
MT6789, MT6835, MT6855, MT6879, MT6886, MT6893, MT6895, MT6983, MT6985, MT8167, MT8167S, MT8168, MT8175, MT8195, MT8321, MT8362A, MT8365, MT8385, MT8673, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8791T, MT8797
Vendor
CVE Published:
6 June 2023

Summary

A vulnerability exists in the SWPM product by MediaTek that allows for out-of-bounds writes due to inadequate bounds checking. This flaw could facilitate local privilege escalation, requiring system execution privileges for exploitation. Unlike other vulnerabilities, this one does not require user interaction, making it a significant risk for affected systems. MediaTek has provided a patch identified as ALPS07780926 to address this issue.

Affected Version(s)

MT6789, MT6835, MT6855, MT6879, MT6886, MT6893, MT6895, MT6983, MT6985, MT8167, MT8167S, MT8168, MT8175, MT8195, MT8321, MT8362A, MT8365, MT8385, MT8673, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8791T, MT8797 Android 13.0

References

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

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

.