CVE-2022-22846
dnslib has DNS reply verification issue
7.5
HIGH
CVSS 3.1
EPSS 0.32%
Description
The dnslib package through 0.9.16 for Python does not verify that the ID value in a DNS reply matches an ID value in a query.
How to fix CVE-2022-22846
To remediate CVE-2022-22846, upgrade the affected package to a fixed version below.
- Debian/python-dnslib—upgrade to 0.9.14-1+deb11u1 or later
- PyPI/dnslib—upgrade to 0.9.17 or later
- —upgrade to 0.9.17 or later
Is CVE-2022-22846 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 0.9.14-1+deb11u1
- from 0, < 0.9.17
- from 0, < 0.9.17
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |