Bundled JRE in Bitbucket 8.16+ is vulnerable to OpenJDK vulnerabilities CVE-2024-20918, CVE-2024-20919

Issue Summary

Bitbucket 8.16 and above bundles OpenJDK 17.0.9 which is vulnerable as per OpenJDK advisory. .The recommendation is to update Java to a version greater than 17.0.9 such as 17.0.10.

• A vulnerability that allows an attacker to execute arbitrary java code
  from the javascript engine even though the option --no-java was set.
  (CVE-2024-20918) (CVE-2024-20919, CVE-2024-20921, CVE-2024-20945)

Steps to Reproduce:

Install Bitbucket and use the bundled JRE.

Expected Results

The bundled JRE is not vulnerable to (CVE-2024-20918) (CVE-2024-20919, CVE-2024-20921, CVE-2024-20945)

Actual Results

The bundled JRE is vulnerable to CVE-2024-20918, CVE-2024-20919, CVE-2024-20921, CVE-2024-20945

Workaround

Instead of using the JRE bundled with Bitbucket, Manually install a JRE 17.0.10 or above that includes fixes for the security vulnerabilities