vCenter Server during security scan open port 162/udp has been identified.
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Article ID: 397698
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Updated On: 05-15-2025
Products
VMware vCenter Server 8.0
Issue/Introduction
During a security scan the port 162/udp has been identified as a security risk. The security team requested to close the port.
Cause
The SNMP receiver 1 is enabled by default in a vCenter server. If the customer is not using SNMP this can be disabled.
Resolution
In order to disable the SNMP receivers you may follow the procedure below:
- Login to the vCenter Server webclient
- Go to the Configure tab
- Settings --> General

- click on Edit
- Go to SNMP receivers

- Disable all enabled SNMP receivers

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