CVE-2025-25188: Hickory DNS's DNSSEC validation may accept broken authentication chains

CVE-2025-25188 · Severity: medium · CVSS 4 · Published 2025-02-10

Hickory DNS's DNSSEC validation may accept broken authentication chains

Technologies: hickory-proto (crates.io). Vendors: crates.io.

Quick answers

Is CVE-2025-25188 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2025-25188 being exploited in the wild.
How severe is CVE-2025-25188?
Medium severity, with a CVSS score of 4, published 10 February 2025.
Which products and versions are affected?
hickory-proto (crates.io) SEMVER:introduced=0.8.0,fixed=0.24.3.
Is there a fix for CVE-2025-25188?
Yes. hickory-proto (crates.io): upgrade to 0.24.3 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2025-25188?
Check whether you run hickory-proto (crates.io) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • hickory-proto (crates.io): upgrade to 0.24.3 or later
    cargo update -p hickory-proto

Affected products

  • hickory-proto (crates.io) SEMVER:introduced=0.8.0,fixed=0.24.3

Identifiers

  • CVE-2025-25188
  • GHSA-37wc-h8xc-5hc4

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