Apache Tomcat Security Update

Number: AV17-145
Date: 04 October 2017


The purpose of this advisory is to bring attention to recently released security updates for Apache Tomcat.


The Apache Foundation has released security update to address vulnerability in Apache Tomcat. Exploitation of this vulnerability may allow a remote user to perform remote code execution.

Affected Versions:
Apache Tomcat 9.0.0.M1 to 9.0.0
Apache Tomcat 8.5.0 to 8.5.22
Apache Tomcat 8.0.0.RC1 to 8.0.46
Apache Tomcat 7.0.0 to 7.0.81

CVE Reference: CVE-2017-12617

Suggested Action

CCIRC recommends that system administrators test and deploy the vendor-released updates to affected applications accordingly or workarounds to affected platforms accordingly.


Note to Readers

In support of Public Safety's mission to build a safe and resilient Canada, CCIRC's mandate is to help ensure the security and resilience of the vital non-federal government cyber systems that underpin Canada's national security, public safety and economic prosperity. As Canada's computer security incident response team, CCIRC is Canada's national coordination centre for the prevention and mitigation of, preparedness for, response to, and recovery from cyber incidents on non-federal government systems. It does this by providing authoritative advice and support, and coordinating information sharing and incident response.

Please note, CCIRC PGP key has recently been updated.

For general information, please contact Public Safety Canada's Public Affairs division at:

Telephone: 613-944-4875 or 1-800-830-3118
Fax: 613-998-9589
E-mail: ps.communications-communications.sp@canada.ca

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