CVE-2021-29956
thunderbird - security update
4.3
MEDIUM
CVSS 3.1
EPSS 0.09%
Description
OpenPGP secret keys that were imported using Thunderbird version 78.8.1 up to version 78.10.1 were stored unencrypted on the user's local disk. The master password protection was inactive for those keys. Version 78.10.2 will restore the protection mechanism for newly imported keys, and will automatically protect keys that had been imported using affected Thunderbird versions. This vulnerability affects Thunderbird < 78.10.2.
How to fix CVE-2021-29956
To remediate CVE-2021-29956, upgrade the affected package to a fixed version below.
- —upgrade to 1:78.10.2-1 or later
- —upgrade to 1:78.11.0-1~deb9u1 or later
- —upgrade to 1:78.11.0-1~deb10u1 or later
Is CVE-2021-29956 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 1:78.10.2-1
- from 0, < 1:78.11.0-1~deb9u1
- from 0, < 1:78.11.0-1~deb10u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N |