Is port 7547 (TR-069 (CWMP)) dangerous?

Port 7547 is classified as critical risk and should not be exposed to the public internet. It transmits data without encryption, making it vulnerable to eavesdropping and credential theft.

Should port 7547 be open on my firewall?

No, port 7547 should not be open to the public internet. Block it at the firewall and use encrypted alternatives such as SSH, SFTP, or HTTPS instead.

What transport protocol does port 7547 use?

Port 7547 (TR-069 (CWMP)) uses the TCP transport protocol and falls under the System & Infrastructure category.

:7547 (TCP)

TR-069 (CWMP)

Critical Risco

TCP — System & Infrastructure

Visão geral da porta

Número de porta 7547

Nome do serviço TR-069 (CWMP)

Protocolo de transporte TCP

Categoria System & Infrastructure

Risco de segurança Critical

Intervalo de portas Registradas (1024-49151)

O que é a porta 7547?

Port 7547 is used by TR-069 (CPE WAN Management Protocol), a standard for ISPs to remotely manage and provision customer-premises equipment like routers and modems. ISP-managed devices listen on this port for configuration commands from the ISP's Auto-Configuration Server (ACS). The Mirai botnet variant Imeij exploited vulnerable TR-069 implementations to compromise millions of routers.

TCP System & Infrastructure Comumente usadas

Considerações de segurança

A porta 7547 (TR-069 (CWMP)) é classificada como risco crítico. Esta porta não deve ser exposta à internet pública. O serviço transmite dados sem criptografia, tornando-o vulnerável a escutas, roubo de credenciais e ataques man-in-the-middle.

Recomendação: Bloqueie esta porta no firewall. Use alternativas criptografadas (SSH, SFTP, HTTPS) em vez disso.

Portas relacionadas — System & Infrastructure

0 Reserved 1 TCPMUX 2 Management Utility 3 CompressNET 4 Unassigned 5 RJE 6 Unassigned 7 Echo

Termos relacionados

Bandwidth Latency Packet Loss Ping Throughput ASN