Replying to mark TOTAL OF ALL PREVIOUS POSTS IN THIS DISCUSSION as the SOLUTION. But please continue to post any questions/comments.
Here are key references: For information: Dell article 000194416  "Additional Information for Apache Log4j Remote Code Execution Vulnerability (CVE-2021-44228)", located here: [URL]   For remediation: Dell KB 000194520 "PowerProtect DP Series appliance and IDPA: Apache log4j CVE-2021-44228 Remediation for versions 2.3.x, 2.4.x, 2.5, 2.6.x, and 2.7 [All Models]", located here: [URL]   Please attempt the steps provided and then if any issues, please open a Support ticket and provide your availability so we can schedule it asap. *Note: Please DO NOT apply any separate KBs for standalone products, such as Avamar. Only do the above for IDPA specifically. Questions and contributions are welcome from all.   If you found this useful please give KUDOS to help others find the information also. thanks  
APACHE log4j vulnerability