Out of Bounds Write Vulnerability in MediaTek KeyInstall Product
CVE-2023-20653

6.7MEDIUM

Key Information:

Vendor
MediaTek
Status
Mt6580, Mt6731, Mt6735, Mt6737, Mt6739, Mt6753, Mt6757, Mt6757c, Mt6757cd, Mt6757ch, Mt6761, Mt6762, Mt6763, Mt6765, Mt6768, Mt6769, Mt6771, Mt6779, Mt6781, Mt6785, Mt6789, Mt6833, Mt6853, Mt6853t, Mt6855, Mt6873, Mt6875, Mt6877, Mt6879, Mt6883, Mt6885, Mt6889, Mt6891, Mt6893, Mt6895, Mt6983, Mt8185, Mt8192, Mt8321, Mt8385, Mt8666, Mt8667, Mt8673, Mt8675, Mt8765, Mt8766, Mt8768, Mt8771, Mt8781, Mt8786, Mt8788, Mt8789, Mt8791, Mt8791t, Mt8795t, Mt8797, Mt8798, Mt8871, Mt8891
Vendor
CVE Published:
6 April 2023

Summary

An out of bounds write vulnerability exists in the KeyInstall product of MediaTek due to a lack of sufficient bounds checking. This flaw could potentially allow an attacker to escalate privileges locally, achieving system execution privileges without the need for user interaction. Users are advised to apply the security patch ALPS07628168 to mitigate the risks associated with this vulnerability.

Affected Version(s)

MT6580, MT6731, MT6735, MT6737, MT6739, MT6753, MT6757, MT6757C, MT6757CD, MT6757CH, MT6761, MT6762, MT6763, MT6765, MT6768, MT6769, MT6771, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6853T, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6889, MT6891, MT6893, MT6895, MT6983, MT8185, MT8192, MT8321, MT8385, MT8666, MT8667, MT8673, MT8675, MT8765, MT8766, MT8768, MT8771, MT8781, MT8786, MT8788, MT8789, MT8791, MT8791T, MT8795T, MT8797, MT8798, MT8871, MT8891 Android 10.0, 11.0, 12.0, 13.0

References

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

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

.