CVE-2017-5401
9.8
CRITICAL
CVSS 3.1
EPSS 1.9%
Description
A crash triggerable by web content in which an "ErrorResult" references unassigned memory due to a logic error. The resulting crash may be exploitable. This vulnerability affects Firefox < 52, Firefox ESR < 45.8, Thunderbird < 52, and Thunderbird < 45.8.
How to fix CVE-2017-5401
To remediate CVE-2017-5401, upgrade the affected package to a fixed version below.
- Debian/firefox-esr—upgrade to 45.8.0esr-1 or later
Is CVE-2017-5401 being exploited?
Low — EPSS is 1.9%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 45.8.0esr-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 |