CVE-2019-9795
9.8
CRITICAL
CVSS 3.1
EPSS 0.93%
Description
A vulnerability where type-confusion in the IonMonkey just-in-time (JIT) compiler could potentially be used by malicious JavaScript to trigger a potentially exploitable crash. This vulnerability affects Thunderbird < 60.6, Firefox ESR < 60.6, and Firefox < 66.
How to fix CVE-2019-9795
To remediate CVE-2019-9795, upgrade the affected package to a fixed version below.
- Debian/firefox-esr—upgrade to 60.6.0esr-1 or later
- —upgrade to 1:60.6.1-1 or later
Is CVE-2019-9795 being exploited?
Low — EPSS is 0.9%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 60.6.0esr-1
- from 0, < 1:60.6.1-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |