CVE-2020-12418

CVSS V2 Medium 4.3 CVSS V3 Medium 6.5
Description
Manipulating individual parts of a URL object could have caused an out-of-bounds read, leaking process memory to malicious JavaScript. This vulnerability affects Firefox ESR < 68.10, Firefox < 78, and Thunderbird < 68.10.0.
Overview
  • CVE ID
  • CVE-2020-12418
  • Assigner
  • security@mozilla.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-07-09T15:15:11
  • Last Modified Date
  • 2023-01-27T16:57:45
Weakness Enumerations
CWE URL
CWE-125 http://cwe.mitre.org/data/definitions/125.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* 1 OR 78.0
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* 1 OR 68.10
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* 1 OR 68.10.0
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • 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:H/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • 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/mfsa2020-24/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2020-25/ Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1641303 Issue Tracking Permissions Required Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2020-26/ Vendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00023.html
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00026.html
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00027.html
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00049.html
https://usn.ubuntu.com/4421-1/
https://security.gentoo.org/glsa/202007-10
https://security.gentoo.org/glsa/202007-09
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-12418
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12418
History
Created Old Value New Value Data Type Notes
2022-05-10 16:39:42 Added to TrackCVE
2022-12-04 19:19:32 2020-07-09T15:15Z 2020-07-09T15:15:11 CVE Published Date updated
2022-12-04 19:19:32 2020-07-27T02:15:16 CVE Modified Date updated
2022-12-04 19:19:32 Undergoing Analysis Vulnerability Status updated
2023-01-27 17:10:39 2023-01-27T16:57:45 CVE Modified Date updated
2023-01-27 17:10:39 Undergoing Analysis Analyzed Vulnerability Status updated