CVE-2021-23180
7.8
HIGH
CVSS 3.1
EPSS 0.28%
Description
A flaw was found in htmldoc in v1.9.12 and before. Null pointer dereference in file_extension(),in file.c may lead to execute arbitrary code and denial of service.
How to fix CVE-2021-23180
To remediate CVE-2021-23180, upgrade the affected package to a fixed version below.
- Debian/htmldoc—upgrade to 1.9.11-4 or later
Is CVE-2021-23180 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1.9.11-4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |