Port 623

Q: What is port 623?

IPMI out-of-band server hardware management UDP port 623 is used by IPMI (Intelligent Platform Management Interface), an out-of-band server management system that operates independently of the host OS via a dedicated BMC (Baseboard Management Controller). It enables remote power control, serial console access, and hardware monitoring. IPMI has a well-documented history of security issues including weak default passwords, cipher suite downgrade attacks, and buffer overflows. Never expose IPMI to the internet.

IPMI

IPMI out-of-band server hardware management

Port

623

Protocol

UDP

Service

IPMI

Security

Dangerous

Full name: Intelligent Platform Management Interface

What is port 623?

UDP port 623 is used by IPMI (Intelligent Platform Management Interface), an out-of-band server management system that operates independently of the host OS via a dedicated BMC (Baseboard Management Controller). It enables remote power control, serial console access, and hardware monitoring. IPMI has a well-documented history of security issues including weak default passwords, cipher suite downgrade attacks, and buffer overflows. Never expose IPMI to the internet.

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