CVE-2023-20694

6.7MEDIUM

Key Information:

Vendor
MediaTek
Status
MT6580, MT6739, MT6761, MT6765, MT6768, MT6769, MT6771, MT6779, MT6785, MT6789, MT6853, MT6855, MT6873, MT6879, MT6880, MT6885, MT6890, MT6895, MT6983, MT8167, MT8175, MT8185, MT8195, MT8321, MT8365, MT8385, MT8395, MT8666, MT8667, MT8673, MT8675, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791, MT8791T, MT8797
Vendor
CVE Published:
15 May 2023

Summary

In preloader, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07733998 / ALPS07874388 (For MT6880 and MT6890 only); Issue ID: ALPS07733998 / ALPS07874388 (For MT6880 and MT6890 only).

Affected Version(s)

MT6580, MT6739, MT6761, MT6765, MT6768, MT6769, MT6771, MT6779, MT6785, MT6789, MT6853, MT6855, MT6873, MT6879, MT6880, MT6885, MT6890, MT6895, MT6983, MT8167, MT8175, MT8185, MT8195, MT8321, MT8365, MT8385, MT8395, MT8666, MT8667, MT8673, MT8675, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791, MT8791T, MT8797 Android 12.0, 13.0 / OpenWrt 19.07, 21.02

References

https://corp.mediatek.com/product-security-bulletin/May-2023

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

.