ESXiport5989

2016年6月16日—WehaverecentlystartedexperiencingproblemswithcommunicationwithourESXidevicesthroughCIM,TCPport5989.Atfirstwethoughtthiswas ...,2020年12月15日—Hiall,.AfterupgradingourESXhostfrom6.0toVMwareESXi6.7.0build-17167734,thecomponentsfcb-HTTPS-Daemwillnolongerstart.,2018年2月21日—Helloall,I'mattemptingtoresolveafewvulnerabilitiesthatNexposeisreporting.AfterascanI'mbeingtoldthattherearefew...

參考資訊如下
Cannot communicate with ESXi through CIM (port 5989)

2016年6月16日 — We have recently started experiencing problems with communication with our ESXi devices through CIM, TCP port 5989. At first we thought this was ...

CIM Server problems after upgrade to 6.7 (5989 not listening)

2020年12月15日 — Hi all,. After upgrading our ESX host from 6.0 to VMware ESXi 6.7.0 build-17167734, the component sfcb-HTTPS-Daem will no longer start.

ESXi 6.5 Cipher port 443 and 5989

2018年2月21日 — Hello all, I'm attempting to resolve a few vulnerabilities that Nexpose is reporting. After a scan I'm being told that there are few ciphers ...

ESXi 主機的傳入和傳出防火牆連接埠

2021年4月13日 — 5989, TCP, CIM 安全伺服器, 適用於CIM 的安全伺服器。 427, TCP、UDP, CIM SLP, CIM 用戶端使用服務位置通訊協定第2 版(SLPv2) 尋找CIM 伺服器。 546 ...

HP SIM 7.1

This problem was caused by the VMware host's firewall setting blocking port 5989. From the VMware interface port 5989 was enabled. Then from within HP SIM ...

Port 5989 (tcpudp)

A malicious actor with network access to port 5989 on ESXi may exploit this issue to bypass SFCB authentication by sending a specially crafted request.

Port requirements for ESXi (2039095)

2024年2月26日 — ESXi 6.0 ; 5989, TCP, CIM Secure Server ; 6999, UDP, NSX Distributed Logical Router Service ; 8000, TCP, ESXi Host ; 8080, TCP, vsanvp ...

Re

The reason for why I believe this is a Vmware is that I've attempted to reach one of the ESXi devices at 5989 by browsing to it with Internet Explorer.

VMware ESXi Service Port 5989 improper authentication

A vulnerability classified as critical was found in VMware ESXi. This vulnerability is known as CVE-2021-21994.

VMware ESXi Service Port 5989 improper authentication [CVE ...

2021年7月14日 — The vulnerability exists due to an error in when processing authentication requests in SFCB (Small Footprint CIM Broker). A remote attacker can ...