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CVE-2021-0963 Details

Description

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

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.1 HIGHVector:CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://source.android.com/security/bulletin/2021-12-01	CVE	Vendor Advisory
https://source.android.com/security/bulletin/2021-12-01	[email protected]	Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-1021	Improper Restriction of Rendered UI Layers or Frames	[email protected]

Affected Products

Product	Versions
google android	9.0 10.0 11.0 12.0
CPE cpe:2.3:o:google:android:9.0:::::::* cpe:2.3:o:google:android:10.0:::::::* cpe:2.3:o:google:android:11.0:::::::* cpe:2.3:o:google:android:12.0:::::::* Remediation No remediation found in references.

Change History

4 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Dec 17, 2021	Initial Analysis	[email protected]