CVE-2022-2837

Published: Mar 3, 2023Modified: Jun 17, 2026

6.1

Vector

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

Exploitability: 2.8 / Impact: 2.7

Source: NVD

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 (1)

Products: Coredns.io: Coredns

Coredns.io

1 product

Coredns

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Coredns.io Coredns	All versions

Related CWEs

CWE-601

URL Redirection to Untrusted Site ('Open Redirect')

A web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a Redirect. This simplifies phishing attacks.

CWE-923

Improper Restriction of Communication Channel to Intended Endpoints

The product establishes a communication channel to (or from) an endpoint for privileged or protected operations, but it does not properly ensure that it is communicating with the correct endpoint.

References (2)

https://bugzilla.redhat.com/show_bug.cgi?id=2118543

Source: secalert@redhat.com

Issue TrackingMitigationThird Party Advisory

https://bugzilla.redhat.com/show_bug.cgi?id=2118543

Source: af854a3a-2127-422b-91ae-364da2661108

Issue TrackingMitigationThird Party Advisory

Timeline

No history available yet.