CVE-2021-29948
2.5
LOW
CVSS 3.1
EPSS 0.03%
Description
Signatures are written to disk before and read during verification, which might be subject to a race condition when a malicious local process or user is replacing the file. This vulnerability affects Thunderbird < 78.10.
How to fix CVE-2021-29948
To remediate CVE-2021-29948, upgrade the affected package to a fixed version below.
- Debian/thunderbird—upgrade to 1:78.10.0-1 or later
Is CVE-2021-29948 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1:78.10.0-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | LOW2.5 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N |