CVE-2018-12367

CVSS V2 Medium 4.3 CVSS V3 Medium 4.3
Description
In the previous mitigations for Spectre, the resolution or precision of various methods was reduced to counteract the ability to measure precise time intervals. In that work PerformanceNavigationTiming was not adjusted but it was found that it could be used as a precision timer. This vulnerability affects Thunderbird < 60, Firefox ESR < 60.1, and Firefox < 61.
Overview
  • CVE ID
  • CVE-2018-12367
  • Assigner
  • security@mozilla.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2018-10-18T13:29:03
  • Last Modified Date
  • 2018-12-06T15:10:55
Weakness Enumerations
CWE URL
CWE-20 http://cwe.mitre.org/data/definitions/20.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* 1 OR 61.0
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* 1 OR 60.1.0
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* 1 OR 60.0
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
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • LOW
  • 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/mfsa2018-19/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2018-16/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2018-15/ Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1462891 Issue Tracking Permissions Required Vendor Advisory
https://www.debian.org/security/2018/dsa-4295 Third Party Advisory
https://usn.ubuntu.com/3705-1/ Third Party Advisory
http://www.securitytracker.com/id/1041193 Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/104561 Third Party Advisory VDB Entry
https://security.gentoo.org/glsa/201810-01 Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/11/msg00011.html Mailing List Third Party Advisory
https://security.gentoo.org/glsa/201811-13 Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-12367
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12367
History
Created Old Value New Value Data Type Notes
2022-05-10 17:50:40 Added to TrackCVE
2022-12-03 13:37:08 2018-10-18T13:29Z 2018-10-18T13:29:03 CVE Published Date updated
2022-12-03 13:37:08 2018-12-06T15:10:55 CVE Modified Date updated
2022-12-03 13:37:08 Analyzed Vulnerability Status updated