CVE-2021-38497

CVSS V2 Medium 4.3 CVSS V3 Medium 6.5
Description
Through use of reportValidity() and window.open(), a plain-text validation message could have been overlaid on another origin, leading to possible user confusion and spoofing attacks. This vulnerability affects Firefox < 93, Thunderbird < 91.2, and Firefox ESR < 91.2.
Overview
  • CVE ID
  • CVE-2021-38497
  • Assigner
  • security@mozilla.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-11-03T01:15:07
  • Last Modified Date
  • 2021-11-04T20:31:19
Weakness Enumerations
CWE URL
CWE-346 http://cwe.mitre.org/data/definitions/346.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* 1 OR 93.0
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* 1 OR 91.2
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* 1 OR 91.2
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:H/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 6.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://www.mozilla.org/security/advisories/mfsa2021-43/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2021-45/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2021-47/ Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1726621 Permissions Required Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-38497
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38497
History
Created Old Value New Value Data Type Notes
2022-05-10 06:48:16 Added to TrackCVE
2022-12-05 13:44:58 2021-11-03T01:15Z 2021-11-03T01:15:07 CVE Published Date updated
2022-12-05 13:44:58 2021-11-04T20:31:19 CVE Modified Date updated
2022-12-05 13:44:58 Analyzed Vulnerability Status updated