CVE-2023-34981: Apache Tomcat vulnerable to information leak

Quick answers

Is CVE-2023-34981 exploited in the wild?

No. Junglewise Threat Intelligence has no report of CVE-2023-34981 being exploited in the wild.

How severe is CVE-2023-34981?

Low severity, with a CVSS score of 3.1, published 21 June 2023.

Which products and versions are affected?

org.apache.tomcat:tomcat-coyote (Maven) ECOSYSTEM:introduced=8.5.88,fixed=8.5.89; org.apache.tomcat.embed:tomcat-embed-core (Maven) ECOSYSTEM:introduced=11.0.0-M5,fixed=11.0.0-M6.

Is there a fix for CVE-2023-34981?

Yes. org.apache.tomcat:tomcat-coyote (Maven): upgrade to 8.5.89 or later; org.apache.tomcat.embed:tomcat-embed-core (Maven): upgrade to 11.0.0-M6 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

Am I affected by CVE-2023-34981?

Check whether you run org.apache.tomcat:tomcat-coyote (Maven) or org.apache.tomcat.embed:tomcat-embed-core (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:tomcat-coyote (Maven): upgrade to 8.5.89 or later

  # set org.apache.tomcat:tomcat-coyote to 8.5.89 in your pom.xml or build.gradle

• org.apache.tomcat.embed:tomcat-embed-core (Maven): upgrade to 11.0.0-M6 or later

  # set org.apache.tomcat.embed:tomcat-embed-core to 11.0.0-M6 in your pom.xml or build.gradle

Affected products

• org.apache.tomcat:tomcat-coyote (Maven) ECOSYSTEM:introduced=8.5.88,fixed=8.5.89
• org.apache.tomcat.embed:tomcat-embed-core (Maven) ECOSYSTEM:introduced=11.0.0-M5,fixed=11.0.0-M6

Identifiers

• CVE-2023-34981
• GHSA-mppv-79ch-vw6q