DNS Rebinding Affecting github.com/coredns/coredns/plugin/cache package, versions <1.9.2


Severity

Recommended
0.0
medium
0
10

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

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  • Snyk IDSNYK-GOLANG-GITHUBCOMCOREDNSCOREDNSPLUGINCACHE-2806403
  • published28 Sept 2022
  • disclosed2 May 2022
  • creditChris O'Haver

Introduced: 2 May 2022

CVE NOT AVAILABLE CWE-350  (opens in a new tab)

How to fix?

Upgrade github.com/coredns/coredns/plugin/cache to version 1.9.2 or higher.

Overview

Affected versions of this package are vulnerable to DNS Rebinding when different valid DNS requests might produce the same hash key. This vulnerability exists due to improper verification of the type and name of the request when retrieving an item from the cache.

CVSS Scores

version 3.1