CVE-2022-2837
CVE-2022-2837 is a medium-severity vulnerability in Coredns.io Coredns with a CVSS 3.x base score of 6.1. 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-923.
Key facts
- Severity: Medium (CVSS 3.x base score 6.1)
- EPSS exploit prediction: 0% (30th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-923
- Affected product: Coredns.io Coredns
- Published:
- Last modified:
Description
A flaw was found in coreDNS. This flaw allows a malicious user to redirect traffic intended for external top-level domains (TLD) to a pod they control by creating projects and namespaces that match the TLD.
Frequently asked questions
- What is CVE-2022-2837?
- A flaw was found in coreDNS. This flaw allows a malicious user to redirect traffic intended for external top-level domains (TLD) to a pod they control by creating projects and namespaces that match the TLD.
- How severe is CVE-2022-2837?
- CVE-2022-2837 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
- Is CVE-2022-2837 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-2837?
- CVE-2022-2837 affects Coredns.io Coredns. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-2837?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2022-2837 published?
- CVE-2022-2837 was published on 2023-03-03 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:coredns.io:coredns:-:*:*:*:*:*:*:*
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