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.
Published: 2018-10-18
Score: 4.3 Medium
EPSS: 1.3% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

Sign in to view the affected projects.

Advisories
Source ID Title
Debian DLA Debian DLA DLA-1575-1 thunderbird security update
Debian DSA Debian DSA DSA-4295-1 thunderbird security update
EUVD EUVD EUVD-2018-4341 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.
Ubuntu USN Ubuntu USN USN-3705-1 Firefox vulnerabilities
History

Tue, 25 Nov 2025 18:00:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
Vendors & Products Mozilla firefox Esr

Subscriptions

Canonical Ubuntu Linux
Debian Debian Linux
Mozilla Firefox Thunderbird
cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2024-08-05T08:30:59.761Z

Reserved: 2018-06-14T00:00:00.000Z

Link: CVE-2018-12367

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2018-10-18T13:29:03.087

Modified: 2025-11-25T17:50:16.803

Link: CVE-2018-12367

cve-icon Redhat

Severity : Moderate

Publid Date: 2018-06-26T00:00:00Z

Links: CVE-2018-12367 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses