CVE-2022-22846

Name: CVE-2022-22846
Creator: NVD / NIST
Published: 2022-01-10T14:12:58.86+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.84%

Last modified Jun 17, 2026

CVE-2022-22846 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. 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.. EPSS estimates a 0.84% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

5.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

EPSS Probability

0.84%

53.3th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Dnslib Project	Dnslib	<= 0.9.16

References

https://github.com/paulc/dnslib/issues/30Issue Tracking, Patch, Third Party Advisory
https://github.com/paulc/dnslib/issues/30Issue Tracking, Patch, Third Party Advisory

Timeline

Published: Jan 10, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-22846?

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 severe is CVE-2022-22846?

CVE-2022-22846 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.84% probability of exploitation in the next 30 days.

How do I fix CVE-2022-22846?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-22846?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST