Buffer Overflow Vulnerability in Apusys by MediaTek
CVE-2021-0657

6.7MEDIUM

Key Information:

Vendor

Google
Status
Mt6873, Mt6875, Mt6877, Mt6883, Mt6885, Mt6889, Mt6891, Mt6893, Mt8195, Mt8791, Mt8797
Vendor
CVE Published:
18 November 2021

What is CVE-2021-0657?

In MediaTek's Apusys, a vulnerability exists that allows for a potential out of bounds write, caused by a stack-based buffer overflow. This flaw could enable local privilege escalation, allowing an attacker to execute commands with elevated system privileges. Notably, exploitation of this vulnerability does not require user interaction, presenting significant risks to system integrity. Affected users should apply the necessary patches to mitigate this threat, as detailed in the security bulletin.

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Affected Version(s)

MT6873, MT6875, MT6877, MT6883, MT6885, MT6889, MT6891, MT6893, MT8195, MT8791, MT8797 Android 10.0

References

https://corp.mediatek.com/product-security-bulletin/Novem...
x_refsource_MISC

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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