CVE-2022-2837
MEDIUMCVSS 6.1/10EPSS 0.39%
Last modified
CVE-2022-2837 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. 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.. EPSS estimates a 0.39% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Coredns.Io | Coredns | All versions |
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2118543Issue Tracking, Mitigation, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2118543Issue Tracking, Mitigation, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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 score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.39% probability of exploitation in the next 30 days.
How do I fix CVE-2022-2837?
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.
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Are you affected by CVE-2022-2837?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST