CVE-2020-26962

CVSS V2 Medium 4.3 CVSS V3 Medium 6.1
Description
Cross-origin iframes that contained a login form could have been recognized by the login autofill service, and populated. This could have been used in clickjacking attacks, as well as be read across partitions in dynamic first party isolation. This vulnerability affects Firefox < 83.
Overview
  • CVE ID
  • CVE-2020-26962
  • Assigner
  • security@mozilla.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-12-09T01:15:13
  • Last Modified Date
  • 2020-12-10T17:36:12
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:a:mozilla:firefox:*:*:*:*:*:*:*:* 1 OR 83.0
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:C/C:L/I:L/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • CHANGED
  • Confidentiality Impact
  • LOW
  • Availability Impact
  • NONE
  • Base Score
  • 6.1
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.8
  • Impact Score
  • 2.7
References
Reference URL Reference Tags
https://www.mozilla.org/security/advisories/mfsa2020-50/ Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=610997 Issue Tracking Permissions Required Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-26962
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26962
History
Created Old Value New Value Data Type Notes
2022-05-10 07:30:44 Added to TrackCVE
2022-12-05 17:48:53 2020-12-09T01:15Z 2020-12-09T01:15:13 CVE Published Date updated
2022-12-05 17:48:53 2020-12-10T17:36:12 CVE Modified Date updated
2022-12-05 17:48:53 Analyzed Vulnerability Status updated