NfSen before 1.3.8 allows remote attackers to execute arbitrary OS commands via shell metacharacters in the customfmt parameter (aka the "Custom output format" field).

AlienVault USM and OSSIM before 5.3.7 and NfSen before 1.3.8 have an error in privilege dropping and unnecessarily execute the NfSen Perl code as root, aka AlienVault ID ENG-104945, a different vulnerability than CVE-2017-6970 and CVE-2017-6971.

AlienVault USM and OSSIM before 5.3.7 and NfSen before 1.3.8 allow remote authenticated users to execute arbitrary commands in a privileged context, or launch a reverse shell, via vectors involving the PHP session ID and the NfSen PHP code, aka AlienVault ID ENG-104862.

AlienVault USM and OSSIM before 5.3.7 and NfSen before 1.3.8 allow local users to execute arbitrary commands in a privileged context via an NfSen socket, aka AlienVault ID ENG-104863.