CVE-2019-16771: Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Response Splitting') in Armeria

CVE-2019-16771 · Severity: low · CVSS 3.1 · Published 2019-12-06

Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Response Splitting') in Armeria

Technologies: com.linecorp.armeria:armeria (Maven). Vendors: Maven.

Quick answers

Is CVE-2019-16771 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2019-16771 being exploited in the wild.
How severe is CVE-2019-16771?
Low severity, with a CVSS score of 3.1, published 6 December 2019.
Which products and versions are affected?
com.linecorp.armeria:armeria (Maven) ECOSYSTEM:introduced=0.50.0,fixed=0.97.0, ECOSYSTEM:introduced=0.85.0,fixed=0.97.0.
Is there a fix for CVE-2019-16771?
Yes. com.linecorp.armeria:armeria (Maven): upgrade to 0.97.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2019-16771?
Check whether you run com.linecorp.armeria:armeria (Maven) 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

  • com.linecorp.armeria:armeria (Maven): upgrade to 0.97.0 or later
    # set com.linecorp.armeria:armeria to 0.97.0 in your pom.xml or build.gradle

Affected products

  • com.linecorp.armeria:armeria (Maven) ECOSYSTEM:introduced=0.50.0,fixed=0.97.0, ECOSYSTEM:introduced=0.85.0,fixed=0.97.0

Identifiers

  • CVE-2019-16771
  • GHSA-24r8-fm9r-cpj2
  • GHSA-35fr-h7jr-hh86

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