Issue Summary
This is reproducible in Data Center: 
On Bamboo 8, Apache Tomcat should be upgraded to version 8.5.83 or later to mitigate CVE-2022-42252
Environment
Bamboo 8.0, 8.1, 8.2
Steps to Reproduce
- Check Tomcat version on pom.xml or <bamboo-install>/bin/version.sh/bat
Expected Results
apache-tomcat 8.5.83+ is expected
Actual Results
apache-tomcat 8.5.82 or earlier is in use
Workaround
As stated in the CVE-2022-42252 announcement, either:
- Ensure rejectIllegalHeader is set to true on <bamboo-install>/conf/server.xml
or
- At your own risk, you can manually upgrade Tomcat as instructed on this KB:
WARNING: Unless still reproducible on official releases, Atlassian Support may refuse support requests for Bamboo running over unofficial Tomcat versions.
Note
Bamboo version 9 is NOT VULNERABLE to the issue as rejectIllegalHeader is set to true by default.