NetSight
medium4.3

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.

Impact

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.

Affected products

VendorProductAffected versions
DebianDebian Linux
Versions 8.0, 9.0
CanonicalUbuntu Linux
Versions 14.04, 16.04, 17.10, 18.04
MozillaFirefox
before 60.1.0
before 61.0
MozillaThunderbird
before 60.0

Weakness classification

References