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CVE-2022-2837

MEDIUM
6.1
CVSS Score
Published: March 3, 2023 at 12:00 AM UTC
Updated: June 17, 2026 at 04:42 AM UTC
3 products affected across 2 vendorsCorednsIo CorednscoreDNS

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Severity
MEDIUM6.1
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Coredns· Coredns Io
95%
All versions
Io Coredns· Coredns Io
75%
All versions
coreDNS· Red Hat
60%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Issue TrackingMitigationThird Party Advisory
Source: [email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=2118543

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.1MEDIUMCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-923CWE-601

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