CVE-2020-27218: Buffer not correctly recycled in Gzip Request inflation

CVE-2020-27218 · Severity: low · CVSS 3.1 · Published 2020-12-02

Buffer not correctly recycled in Gzip Request inflation

Technologies: org.eclipse.jetty:jetty-server (Maven). Vendors: Maven.

Quick answers

Is CVE-2020-27218 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2020-27218 being exploited in the wild.
How severe is CVE-2020-27218?
Low severity, with a CVSS score of 3.1, published 2 December 2020.
Which products and versions are affected?
org.eclipse.jetty:jetty-server (Maven) ECOSYSTEM:introduced=9.4.0,fixed=9.4.35.v20201120.
Is there a fix for CVE-2020-27218?
Yes. org.eclipse.jetty:jetty-server (Maven): upgrade to 9.4.35.v20201120 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2020-27218?
Check whether you run org.eclipse.jetty:jetty-server (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

  • org.eclipse.jetty:jetty-server (Maven): upgrade to 9.4.35.v20201120 or later
    # set org.eclipse.jetty:jetty-server to 9.4.35.v20201120 in your pom.xml or build.gradle

Affected products

  • org.eclipse.jetty:jetty-server (Maven) ECOSYSTEM:introduced=9.4.0,fixed=9.4.35.v20201120

Identifiers

  • CVE-2020-27218
  • GHSA-86wm-rrjm-8wh8

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