HGiga MailSherlock query function for connection log has a vulnerability of insufficient filtering for user input. An authenticated remote attacker with administrator privilege can exploit this vulnerability to inject and execute arbitrary system commands to perform arbitrary system operation or disrupt service.

HGiga MailSherlock mail query function has vulnerability of insufficient validation for user input. An authenticated remote attacker with administrator privilege can exploit this vulnerability to inject SQL commands to read, modify, and delete the database.

HGiga MailSherlock has vulnerability of insufficient access control. An unauthenticated remote user can exploit this vulnerability to access partial content of another user’s mail by changing user ID and mail ID within URL.

HGiga MailSherlock’s specific function has insufficient filtering for user input. An unauthenticated remote attacker can exploit this vulnerability to inject JavaScript, conducting a reflected XSS attack.