CVE-2019-11740
firefox-esr - security update
8.8
HIGH
CVSS 3.1
EPSS 1.5%
Description
Mozilla developers and community members reported memory safety bugs present in Firefox 68, Firefox ESR 68, and Firefox 60.8. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 69, Thunderbird < 68.1, Thunderbird < 60.9, Firefox ESR < 60.9, and Firefox ESR < 68.1.
How to fix CVE-2019-11740
To remediate CVE-2019-11740, upgrade the affected package to a fixed version below.
- —upgrade to 68.1.0esr-1 or later
- —upgrade to 60.9.0esr-1~deb8u1 or later
- —upgrade to 60.9.0esr-1~deb9u1 or later
- —upgrade to 1:60.9.0-1 or later
Is CVE-2019-11740 being exploited?
Low — EPSS is 1.5%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- from 0, < 68.1.0esr-1
- from 0, < 60.9.0esr-1~deb8u1
- from 0, < 60.9.0esr-1~deb9u1
- from 0, < 1:60.9.0-1
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 |