Memory Corruption Vulnerability in Apusys Affects MediaTek Products
CVE-2021-0669

6.7MEDIUM

Key Information:

Vendor

Google
Status
Mt6853, Mt6853t, Mt6873, Mt6875, Mt6877, Mt6883, Mt6885, Mt6889, Mt6891, Mt6893, Mt8195, Mt8791, Mt8797, Mt9636, Mt9638, Mt9639, Mt9650, Mt9652, Mt9669, Mt9686, Mt9970, Mt9980, Mt9981
Vendor
CVE Published:
18 November 2021

What is CVE-2021-0669?

A vulnerability in the Apusys component of MediaTek products allows for memory corruption due to a use after free scenario. This flaw enables local escalation of privileges, requiring system execution rights for exploitation. Notably, user interaction is not necessary for an attacker to execute the exploit, making this a significant security concern. MediaTek has addressed this issue in patch ID ALPS05681550.

Affected Version(s)

MT6853, MT6853T, MT6873, MT6875, MT6877, MT6883, MT6885, MT6889, MT6891, MT6893, MT8195, MT8791, MT8797, MT9636, MT9638, MT9639, MT9650, MT9652, MT9669, MT9686, MT9970, MT9980, MT9981 Android 10.0, 11.0

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

.