Out of Bounds Write Vulnerability in KeyInstall by MediaTek
CVE-2025-20645

7.8HIGH

Key Information:

Vendor

MediaTek
Status
Mt6765, Mt6768, Mt6833, Mt6835, Mt6853, Mt6855, Mt6879, Mt6886, Mt6893, Mt6897, Mt6983, Mt6985, Mt6989, Mt8796
Vendor
CVE Published:
3 March 2025

What is CVE-2025-20645?

The KeyInstall product from MediaTek is susceptible to an out of bounds write vulnerability stemming from a lack of proper bounds checks. This flaw can potentially allow a malicious actor, who has already achieved system-level privilege, to escalate their access without requiring any user interaction. It is crucial for users of the affected KeyInstall versions to apply the necessary patches to safeguard their systems from potential exploitation.

Affected Version(s)

MT6765, MT6768, MT6833, MT6835, MT6853, MT6855, MT6879, MT6886, MT6893, MT6897, MT6983, MT6985, MT6989, MT8796 Android 14.0, 15.0

References

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

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.