CVE-2016-5250
firefox-esr - security update
4.3
MEDIUM
CVSS 3.1
EPSS 0.53%
Description
Mozilla Firefox before 48.0, Firefox ESR < 45.4 and Thunderbird < 45.4 allow remote attackers to obtain sensitive information about the previously retrieved page via Resource Timing API calls.
How to fix CVE-2016-5250
To remediate CVE-2016-5250, upgrade the affected package to a fixed version below.
- Debian/firefox-esr—upgrade to 45.4.0esr-1 or later
- —upgrade to 45.4.0esr-1~deb7u1 or later
- —upgrade to 45.4.0esr-1~deb8u2 or later
Is CVE-2016-5250 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 45.4.0esr-1
- from 0, < 45.4.0esr-1~deb7u1
- from 0, < 45.4.0esr-1~deb8u2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.3 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N |