CVE-2020-22217
c-ares - security update
5.9
MEDIUM
CVSS 3.1
EPSS 0.11%
Description
Buffer overflow vulnerability in c-ares before 1_16_1 thru 1_17_0 via function ares_parse_soa_reply in ares_parse_soa_reply.c.
How to fix CVE-2020-22217
To remediate CVE-2020-22217, upgrade the affected package to a fixed version below.
- Debian/c-ares—upgrade to 1.17.1-1 or later
- Debian/c-ares—upgrade to 1.14.0-1+deb10u4 or later
Is CVE-2020-22217 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 1.17.1-1
- from 0, < 1.14.0-1+deb10u4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |