Out of Bounds Write Vulnerability in Apusys by MediaTek
CVE-2021-0894

6.7MEDIUM

Key Information:

Vendor

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

What is CVE-2021-0894?

A vulnerability exists in Apusys that allows for an out-of-bounds write due to a lack of proper bounds checking. This issue potentially enables local privilege escalation, granting the attacker system-level execution privileges without any user interaction. Remediation is advised through the application of the provided patch (ALPS05672107) to secure systems from potential exploitation.

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Deploy the Patch

Affected Version(s)

MT6873, MT6875, MT6877, MT6883, MT6885, MT6889, MT6891, MT6893, MT8195, MT8791, MT8797 Android 10.0, 11.0, 12.0

References

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