CVE-2023-30464
CVE-2023-30464 is a high-severity vulnerability in Coredns.io Coredns with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-290.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- EPSS exploit prediction: 0% (32nd percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-2810
- Weakness: CWE-290
- Affected product: Coredns.io Coredns
- Published:
- Last modified:
Description
CoreDNS through 1.10.1 enables attackers to achieve DNS cache poisoning and inject fake responses via a birthday attack.
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 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
- Is CVE-2023-30464 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-30464?
- CVE-2023-30464 affects Coredns.io Coredns. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-30464?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2023-30464 have an EU (EUVD) identifier?
- Yes. CVE-2023-30464 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-2810.
- When was CVE-2023-30464 published?
- CVE-2023-30464 was published on 2024-09-18 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:coredns.io:coredns:*:*:*:*:*:*:*:*
More vulnerabilities in Coredns.io Coredns
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- CVE-2026-32934 — High (CVSS 7.5): CoreDNS is a DNS server that chains plugins. In versions prior to 1.14.3, the DNS-over-QUIC (DoQ) server can be driven…
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