CVE-2023-30464

Name: CVE-2023-30464
Creator: NVD / NIST
Published: 2024-09-18T21:15:13.08+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.40%

Last modified Jun 17, 2026

CVE-2023-30464 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. CoreDNS through 1.10.1 enables attackers to achieve DNS cache poisoning and inject fake responses via a birthday attack.. EPSS estimates a 0.40% chance of exploitation in the next 30 days.

Description

CoreDNS through 1.10.1 enables attackers to achieve DNS cache poisoning and inject fake responses via a birthday attack.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.40%

32.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-290

Affected Software

Vendor	Product	Versions
Coredns.Io	Coredns	<= 1.10.1

References

https://gist.github.com/idealeer/e41c7fb3b661d4262d0b6f21e12168baThird Party Advisory

Timeline

Published: Sep 18, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2023-30464?

CoreDNS through 1.10.1 enables attackers to achieve DNS cache poisoning and inject fake responses via a birthday attack.

How severe is CVE-2023-30464?

CVE-2023-30464 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.40% probability of exploitation in the next 30 days.

How do I fix CVE-2023-30464?

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-2023-30464?

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

Scan your code now

Source: NVD / NIST