Out of Bounds Write Vulnerability in Keyinstall by MediaTek
CVE-2023-20654

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

What is CVE-2023-20654?

The vulnerability in MediaTek's Keyinstall arises from a missing bounds check, which can result in an out of bounds write. This security flaw may allow an attacker to escalate their privileges to system execution without needing user interaction, potentially compromising vulnerable systems. It is crucial for users and administrators to apply the necessary patches to mitigate this risk, as detailed in the security bulletin from MediaTek.

Human OS v1.0:
Ageing Is an Unpatched Zero-Day Vulnerability.

Remediate biological technical debt. Prime Ageing uses 95% high-purity SIRT6 activation to maintain genomic integrity and bolster systemic resilience.

Deploy the Patch

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

JSON
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