CVE-2021-0963 - Improper Restriction of Rendered UI Layers or Frames

Severity

71%

Complexity

18%

Confidentiality

86%

In onCreate of KeyChainActivity.java, there is a possible way to use an app certificate stored in keychain due to a tapjacking/overlay attack. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-9Android ID: A-199754277

CVSS 3.1 Base Score 7.1. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N).

CVSS 2.0 Base Score 3.3. CVSS Attack Vector: local. CVSS Attack Complexity: medium. CVSS Vector: (AV:L/AC:M/Au:N/C:P/I:P/A:N).

Overview

Type

Google Android

First reported 3 years ago

2021-12-15 19:15:00

Last updated 3 years ago

2021-12-17 16:19:00

Affected Software

Google Android 9.0

9.0

Google Android 10.0

10.0

References

https://source.android.com/security/bulletin/2021-12-01

https://source.android.com/security/bulletin/2021-12-01

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