CVE-2018-5156
9.8
CRITICAL
CVSS 3.1
EPSS 3.0%
Description
A vulnerability can occur when capturing a media stream when the media source type is changed as the capture is occurring. This can result in stream data being cast to the wrong type causing a potentially exploitable crash. This vulnerability affects Thunderbird < 60, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61.
How to fix CVE-2018-5156
To remediate CVE-2018-5156, upgrade the affected package to a fixed version below.
- Debian/firefox-esr—upgrade to 52.9.0esr-1 or later
- —upgrade to 1:60.0-1 or later
Is CVE-2018-5156 being exploited?
Low — EPSS is 3.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 52.9.0esr-1
- from 0, < 1:60.0-1
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 |