This indicates an attack attempt to exploit an Information Disclosure Vulnerability in Intelbras TELEFONE IP Devices.
Combining used with default admin password, an remote attacker could exploit this vulnerability by sending a craft HTTP request to a vulnerable server. Successful exploitation could result in disclosure of sensitive information from vulnerable system.
Intelbras TELEFONE IP TIP200/200 LITE 220.127.116.11 devices
Information Disclosure: Remote attackers can gain sensitive information from vulnerable systems.
Currently we are unaware of any vendor supplied patch of updates for this issue.