Direct static code injection vulnerability in sysinfo.cgi in sysinfo 1.21 and possibly other versions before 2.25 allows remote attackers to execute arbitrary commands via a leading ; (semicolon) in the name parameter in a systemdoc action, which is injected into phpinfo.php.
https://www.exploit-db.com/exploits/1677
https://exchange.xforce.ibmcloud.com/vulnerabilities/25906