Improper Restriction of Communication Channel to Intended Endpoints Affecting github.com/coredns/coredns/core package, versions *


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Not Defined
EPSS
0.06% (27th percentile)

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  • Snyk IDSNYK-GOLANG-GITHUBCOMCOREDNSCOREDNSCORE-3351358
  • published7 Mar 2023
  • disclosed3 Mar 2023
  • creditchrisbloom7

Introduced: 3 Mar 2023

CVE-2022-2837  (opens in a new tab)
CWE-923  (opens in a new tab)

How to fix?

There is no fixed version for github.com/coredns/coredns/core.

Overview

Affected versions of this package are vulnerable to Improper Restriction of Communication Channel to Intended Endpoints by allowing 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.

Note:

According to the maintainers, CVE-2022-2837 is not to be considered an issue within the coredns library.

CVSS Scores

version 3.1