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Case File

CVE-2018-12367

MEDIUM · CVSS 4.3 EPSS 1.98%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2018-10-18 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 4.3. It affects Firefox.

CVE
CVE-2018-12367
Severity
MEDIUM
CVSS
4.3
EPSS
1.98%
Firefox

Original NVD 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)