CVE-2020-15654

CVSS V2 Medium 4.3 CVSS V3 Medium 6.5
Description
When in an endless loop, a website specifying a custom cursor using CSS could make it look like the user is interacting with the user interface, when they are not. This could lead to a perceived broken state, especially when interactions with existing browser dialogs and warnings do not work. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1.
Overview
  • CVE ID
  • CVE-2020-15654
  • Assigner
  • security@mozilla.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-08-10T18:15:12
  • Last Modified Date
  • 2023-02-02T22:19:18
Weakness Enumerations
CWE URL
CWE-835 http://cwe.mitre.org/data/definitions/835.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* 1 OR 79.0
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* 1 OR 78.1
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* 1 OR 78.1
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/mfsa2020-32/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2020-30/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2020-33/ Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1648333 Issue Tracking Vendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00025.html Third Party Advisory
https://usn.ubuntu.com/4443-1/
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-15654
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15654
History
Created Old Value New Value Data Type Notes
2022-05-10 17:20:24 Added to TrackCVE
2022-12-04 20:45:16 2020-08-10T18:15Z 2020-08-10T18:15:12 CVE Published Date updated
2022-12-04 20:45:16 2020-08-18T14:15:12 CVE Modified Date updated
2022-12-04 20:45:16 Undergoing Analysis Vulnerability Status updated
2023-02-02 23:10:39 2023-02-02T22:19:18 CVE Modified Date updated
2023-02-02 23:10:39 Undergoing Analysis Analyzed Vulnerability Status updated