CVE-2021-0963

CVSS V2 Low 3.3 CVSS V3 High 7.1
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
Overview
  • CVE ID
  • CVE-2021-0963
  • Assigner
  • security@android.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-12-15T19:15:11
  • Last Modified Date
  • 2021-12-17T16:19:49
Weakness Enumerations
CWE URL
CWE-1021 http://cwe.mitre.org/data/definitions/1021.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:google:android:9.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:M/Au:N/C:P/I:P/A:N
  • Access Vector
  • LOCAL
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • NONE
  • Base Score
  • 3.3
  • Severity
  • LOW
  • Exploitability Score
  • 3.4
  • Impact Score
  • 4.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 7.1
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.2
References
Reference URL Reference Tags
https://source.android.com/security/bulletin/2021-12-01 Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-0963
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-0963
History
Created Old Value New Value Data Type Notes
2022-05-10 06:40:48 Added to TrackCVE
2022-12-06 04:01:53 2021-12-15T19:15Z 2021-12-15T19:15:11 CVE Published Date updated
2022-12-06 04:01:53 2021-12-17T16:19:49 CVE Modified Date updated
2022-12-06 04:01:53 Analyzed Vulnerability Status updated