CVE-2019-11739
thunderbird - security update
6.5
MEDIUM
CVSS 3.1
EPSS 0.27%
Description
Encrypted S/MIME parts in a crafted multipart/alternative message can leak plaintext when included in a a HTML reply/forward. This vulnerability affects Thunderbird < 68.1 and Thunderbird < 60.9.
How to fix CVE-2019-11739
To remediate CVE-2019-11739, upgrade the affected package to a fixed version below.
- Debian/thunderbird—upgrade to 1:60.9.0-1 or later
- —upgrade to 1:60.9.0-1~deb8u1 or later
- —upgrade to 1:60.9.0-1~deb9u1 or later
Is CVE-2019-11739 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 1:60.9.0-1
- from 0, < 1:60.9.0-1~deb8u1
- from 0, < 1:60.9.0-1~deb9u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |