CVE-2019-17008
8.8
HIGH
CVSS 3.1
EPSS 0.87%
Description
When using nested workers, a use-after-free could occur during worker destruction. This resulted in a potentially exploitable crash. This vulnerability affects Thunderbird < 68.3, Firefox ESR < 68.3, and Firefox < 71.
How to fix CVE-2019-17008
To remediate CVE-2019-17008, upgrade the affected package to a fixed version below.
- Debian/firefox-esr—upgrade to 68.3.0esr-1 or later
- Debian/thunderbird—upgrade to 1:68.3.0-1 or later
Is CVE-2019-17008 being exploited?
Low — EPSS is 0.9%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 68.3.0esr-1
- from 0, < 1:68.3.0-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |