CVE-2016-5018: Authentication Bypass Using an Alternate Path or Channel in Apache Tomcat

CVE-2016-5018 · Severity: low · CVSS 3.1 · Published 2022-05-13

Authentication Bypass Using an Alternate Path or Channel in Apache Tomcat

Technologies: org.apache.tomcat:tomcat-jasper (Maven). Vendors: Maven.

Quick answers

Is CVE-2016-5018 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2016-5018 being exploited in the wild.
How severe is CVE-2016-5018?
Low severity, with a CVSS score of 3.1, published 13 May 2022.
Which products and versions are affected?
org.apache.tomcat:jasper (Maven) ECOSYSTEM:introduced=6.0.0,fixed=6.0.47; org.apache.tomcat:tomcat-jasper (Maven) ECOSYSTEM:introduced=9.0.0.M1,fixed=9.0.0.M10; org.apache.tomcat.embed:tomcat-embed-jasper (Maven) ECOSYSTEM:introduced=9.0.0.M1,fixed=9.0.0.M10.
Is there a fix for CVE-2016-5018?
Yes. org.apache.tomcat:jasper (Maven): upgrade to 6.0.47 or later; org.apache.tomcat:tomcat-jasper (Maven): upgrade to 9.0.0.M10 or later; org.apache.tomcat.embed:tomcat-embed-jasper (Maven): upgrade to 9.0.0.M10 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2016-5018?
Check whether you run org.apache.tomcat:jasper (Maven), org.apache.tomcat:tomcat-jasper (Maven) or org.apache.tomcat.embed:tomcat-embed-jasper (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.apache.tomcat:jasper (Maven): upgrade to 6.0.47 or later
    # set org.apache.tomcat:jasper to 6.0.47 in your pom.xml or build.gradle
  • org.apache.tomcat:tomcat-jasper (Maven): upgrade to 9.0.0.M10 or later
    # set org.apache.tomcat:tomcat-jasper to 9.0.0.M10 in your pom.xml or build.gradle
  • org.apache.tomcat.embed:tomcat-embed-jasper (Maven): upgrade to 9.0.0.M10 or later
    # set org.apache.tomcat.embed:tomcat-embed-jasper to 9.0.0.M10 in your pom.xml or build.gradle

Affected products

  • org.apache.tomcat:jasper (Maven) ECOSYSTEM:introduced=6.0.0,fixed=6.0.47
  • org.apache.tomcat:tomcat-jasper (Maven) ECOSYSTEM:introduced=9.0.0.M1,fixed=9.0.0.M10
  • org.apache.tomcat.embed:tomcat-embed-jasper (Maven) ECOSYSTEM:introduced=9.0.0.M1,fixed=9.0.0.M10

Identifiers

  • CVE-2016-5018
  • GHSA-4v3g-g84w-hv7r

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