CVE-2018-12367

In the previous mitigations for Spectre, the resolution or precision of various methods was reduced to counteract the ability to measure precise time intervals

published October 18, 2018

CVSS
—
EPSS
2%
Percentile
80.3
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01985 · 80.3th percentile
Published
2018-10-18T13:00Z
EPSS history
Timeline
  • 18 OCT 13:00Z
    In the previous mitigations for Spectre, the resolution or precision of various methods was reduced to counteract the ability to measure precise time intervals
    cvelistv5