CVE-2021-23963

CVSS V2 Medium 4.3 CVSS V3 Medium 4.3
Description
When sharing geolocation during an active WebRTC share, Firefox could have reset the webRTC sharing state in the user interface, leading to loss of control over the currently granted permission. This vulnerability affects Firefox < 85.
Overview
  • CVE ID
  • CVE-2021-23963
  • Assigner
  • security@mozilla.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-02-26T03:15:14
  • Last Modified Date
  • 2021-03-03T20:11:04
Weakness Enumerations
CWE URL
CWE-281 http://cwe.mitre.org/data/definitions/281.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* 1 OR 85.0
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:N/I:P/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • NONE
  • Base Score
  • 4.3
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 4.3
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.8
  • Impact Score
  • 1.4
References
Reference URL Reference Tags
https://www.mozilla.org/security/advisories/mfsa2021-03/ Release Notes Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1680793 Issue Tracking Permissions Required Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-23963
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23963
History
Created Old Value New Value Data Type Notes
2022-05-10 07:21:14 Added to TrackCVE
2022-12-05 22:51:39 2021-02-26T03:15Z 2021-02-26T03:15:14 CVE Published Date updated
2022-12-05 22:51:39 2021-03-03T20:11:04 CVE Modified Date updated
2022-12-05 22:51:39 Analyzed Vulnerability Status updated