CVE-2021-28169: Jetty Utility Servlets ConcatServlet Double Decoding Information Disclosure Vulnerability

CVE-2021-28169 · Severity: low · CVSS 3.1 · Published 2021-06-10

Jetty Utility Servlets ConcatServlet Double Decoding Information Disclosure Vulnerability

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

Quick answers

Is CVE-2021-28169 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2021-28169 being exploited in the wild.
How severe is CVE-2021-28169?
Low severity, with a CVSS score of 3.1, published 10 June 2021.
Which products and versions are affected?
org.eclipse.jetty:jetty-servlets (Maven) ECOSYSTEM:introduced=0,fixed=9.4.41.
Is there a fix for CVE-2021-28169?
Yes. org.eclipse.jetty:jetty-servlets (Maven): upgrade to 9.4.41 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2021-28169?
Check whether you run org.eclipse.jetty:jetty-servlets (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-servlets (Maven): upgrade to 9.4.41 or later
    # set org.eclipse.jetty:jetty-servlets to 9.4.41 in your pom.xml or build.gradle

Affected products

  • org.eclipse.jetty:jetty-servlets (Maven) ECOSYSTEM:introduced=0,fixed=9.4.41

Identifiers

  • CVE-2021-28169
  • GHSA-gwcr-j4wh-j3cq

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