CVE-2021-0933

CVSS V2 High 7.9 CVSS V3 High 8
Description
In onCreate of CompanionDeviceActivity.java or DeviceChooserActivity.java, there is a possible way for HTML tags to interfere with a consent dialog due to improper input validation. This could lead to remote escalation of privilege, confusing the user into accepting pairing of a malicious Bluetooth device, with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-9Android ID: A-172251622
Overview
  • CVE ID
  • CVE-2021-0933
  • Assigner
  • security@android.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-12-15T19:15:11
  • Last Modified Date
  • 2021-12-17T18:31:28
Weakness Enumerations
CWE URL
CWE-20 http://cwe.mitre.org/data/definitions/20.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:A/AC:M/Au:N/C:C/I:C/A:C
  • Access Vector
  • ADJACENT_NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 7.9
  • Severity
  • HIGH
  • Exploitability Score
  • 5.5
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • Attack Vector
  • ADJACENT_NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 2.1
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://source.android.com/security/bulletin/2021-11-01 Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-0933
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-0933
History
Created Old Value New Value Data Type Notes
2022-05-10 06:40:45 Added to TrackCVE
2022-12-06 04:01:16 2021-12-15T19:15Z 2021-12-15T19:15:11 CVE Published Date updated
2022-12-06 04:01:16 2021-12-17T18:31:28 CVE Modified Date updated
2022-12-06 04:01:16 Analyzed Vulnerability Status updated