CVE-2024-56946

Description

Denial of service in DNS-over-QUIC in Technitium DNS Server <= v13.2.2 allows remote attackers to permanently stop the server from accepting new DNS-over-QUIC connections by triggering unhandled exceptions in listener threads.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.14%
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/TechnitiumSoftware/DnsServer/blob/master/CHANGELOG.md#version-133
https://github.com/TechnitiumSoftware/DnsServer/commit/a7d1cfb6e836798ef9171677bf8919cf99d9dcb0

Frequently Asked Questions

What is the severity of CVE-2024-56946?
CVE-2024-56946 has been scored as a medium severity vulnerability.
How to fix CVE-2024-56946?
To fix CVE-2024-56946, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2024-56946 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2024-56946 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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