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 Riesgo

TCP — System & Infrastructure

Resumen del puerto

Número de puerto 7547

Nombre del servicio TR-069 (CWMP)

Protocolo de transporte TCP

Categoría System & Infrastructure

Riesgo de seguridad Critical

Rango de puertos Registrados (1024-49151)

Qué es el puerto 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 De uso común

Consideraciones de seguridad

El puerto 7547 (TR-069 (CWMP)) está clasificado como riesgo crítico. Este puerto no debe exponerse a internet público. El servicio transmite datos sin cifrado, haciéndolo vulnerable a escuchas, robo de credenciales y ataques de intermediario.

Recomendación: Bloquea este puerto en el firewall. Utiliza alternativas cifradas (SSH, SFTP, HTTPS) en su lugar.

Puertos relacionados — System & Infrastructure

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

Términos relacionados

Bandwidth Latency Packet Loss Ping Throughput ASN