CVE-2022-0566
thunderbird - security update
8.8
HIGH
CVSS 3.1
EPSS 0.19%
Description
It may be possible for an attacker to craft an email message that causes Thunderbird to perform an out-of-bounds write of one byte when processing the message. This vulnerability affects Thunderbird < 91.6.1.
How to fix CVE-2022-0566
To remediate CVE-2022-0566, upgrade the affected package to a fixed version below.
- Debian/thunderbird—upgrade to 1:91.6.1-1~deb11u1 or later
- —upgrade to 1:91.6.1-1~deb9u1 or later
- —upgrade to 1:91.6.1-1~deb10u1 or later
Is CVE-2022-0566 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 1:91.6.1-1~deb11u1
- from 0, < 1:91.6.1-1~deb9u1
- from 0, < 1:91.6.1-1~deb10u1
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 |