---
title: "VMware Default Passwords and Credentials: Complete Security Reference Guide"
source: "https://support.tools/vmware-default-passwords-security-guide/"
published: 2025-02-04
categories: ["VMware","Security","System Administration"]
tags: ["VMware","vCenter","vSphere","Security","Default Passwords","Authentication","ESXi","vCOPS","vShield","Credentials"]
---


Understanding VMware's default credentials is crucial for initial deployment and security hardening. This comprehensive guide covers default usernames, passwords, and security best practices across VMware's virtualization infrastructure components, including critical security warnings and modern authentication recommendations.

# [Security Warning](#security-warning)

**CRITICAL SECURITY NOTICE**: Default credentials represent significant security vulnerabilities and must be changed immediately upon deployment. Failure to modify default passwords can result in unauthorized access, data breaches, and complete infrastructure compromise. This guide is intended for initial deployment and security assessment purposes only.

# [VMware vCenter Server](#vmware-vcenter-server)

## vCenter Server Appliance (VCSA)

### Initial Access Credentials
```
Console/SSH Access:
Username: root
Password: vmware

Initial Web Configuration:
URL: https://[vCenter-IP]:5480
Username: root
Password: vmware

vSphere Web Client:
URL: https://[vCenter-IP]:9443
Username: administrator@vsphere.local
Password: [Set during installation]
```

### VCSA Management Interface URLs
```bash
# Initial configuration interface
https://[vCenter-IP]:5480

# vSphere HTML5 Client
https://[vCenter-IP]/ui

# Legacy vSphere Web Client
https://[vCenter-IP]:9443

# Direct Platform Services Controller
https://[vCenter-IP]:443/psc

# vCenter Lookup Service
https://[vCenter-IP]:7444/lookupservice/sdk
```

## vCenter for Windows (Deprecated)

Legacy installations may include:
```
Service Account: SYSTEM (LocalSystem)
vCenter Single Sign-On: administrator@vsphere.local
Database Service: [Varies by DB configuration]
```

# [ESXi Hypervisor](#esxi-hypervisor)

## Default ESXi Credentials

### Initial Access
```
Username: root
Password: [No password - must be set during installation]

Direct Console User Interface (DCUI):
Username: root
Password: [User-defined during installation]

ESXi Shell/SSH:
Username: root
Password: [Same as DCUI password]
```

### ESXi Management URLs
```bash
# ESXi Host Client
https://[ESXi-IP]/ui

# Legacy vSphere Web Access
https://[ESXi-IP]:443

# ESXi Embedded Host Client
https://[ESXi-IP]:9443
```

## Service Accounts and Built-in Users

ESXi includes several built-in accounts:
```
vpxuser: Used by vCenter to manage ESXi hosts
dcui: Direct Console User Interface account
root: Primary administrative account
```

# [VMware vCenter Operations Manager (vCOPS)](#vmware-vcenter-operations-manager-vcops)

## vCOPS UI VM Console

### Local Console Access
```
Username: admin
Password: admin

Username: root
Password: vmware
```

### Web GUI Access
```
URL: https://[vCOPS-IP]
Username: admin
Password: admin

Analytics UI:
URL: https://[vCOPS-IP]/vcops-vsphere
Username: admin
Password: admin
```

## vCOPS Configuration

### Database Credentials
```
vCOPS Database User: vcops
Default Password: vcops
Database: vcopsdb
```

### Service Accounts
```
vCOPS Service: vcops-admin
Analytics Service: analytics-admin
Custom UI Service: custom-ui-admin
```

# [VMware vShield Manager](#vmware-vshield-manager)

## Default Access Credentials

### Management Console
```
Username: admin
Password: default

SSH/Console Access:
Username: admin
Password: default
```

### vShield Components

#### vShield Edge
```
CLI Access: admin/default
Web Interface: admin/default
Enable Password: default
```

#### vShield App
```
Management User: admin/default
Service Account: Varies by deployment
```

# [VMware Horizon View](#vmware-horizon-view)

## View Connection Server

### Administrative Access
```
Windows Administrator: [Domain Administrator]
View Administrator: [Domain User with View Admin rights]

Database User: [SQL Server service account]
Default Database: VDM
```

### Security Server
```
Service Account: [Domain service account]
Certificate Store: Local Computer\Personal
```

# [VMware NSX](#vmware-nsx)

## NSX Manager

### Default Credentials
```
Username: admin
Password: admin

CLI Access:
Username: admin
Password: admin

Enable Password: admin
```

### NSX Components

#### NSX Controller
```
Username: admin
Password: admin

Service Account: nsx-controller
```

#### NSX Edge
```
Username: admin
Password: default

CLI Enable: admin
```

# [VMware vRealize Suite](#vmware-vrealize-suite)

## vRealize Operations Manager (vROPS)

### Management Interface
```
Username: admin
Password: admin

Database User: vrops
Database Password: vrops
```

## vRealize Automation (vRA)

### IaaS Manager
```
Username: Administrator
Password: [Set during installation]

Service Account: [Domain service account]
```

## vRealize Log Insight

### Administrative Access
```
Username: admin
Password: admin

Root Access:
Username: root
Password: vmware
```

# [Security Hardening Requirements](#security-hardening-requirements)

## Immediate Actions Required

### 1. Change All Default Passwords
```bash
# ESXi password change via DCUI or CLI
passwd root

# vCenter password change via vSphere Client
# Navigate to Administration > Single Sign-On > Users and Groups
# Select administrator@vsphere.local and reset password
```

### 2. Disable Unnecessary Accounts
```bash
# ESXi: Disable SSH after configuration
vim-cmd hostsvc/enable_ssh false

# Lock down DCUI access
vim-cmd hostsvc/advopt/update UserVars.DcuiTimeOut long 120
```

### 3. Enable Account Lockout Policies
```bash
# ESXi account lockout configuration
vim-cmd hostsvc/advopt/update Security.AccountLockFailures long 5
vim-cmd hostsvc/advopt/update Security.AccountUnlockTime long 900
```

## Authentication Security Enhancements

### Multi-Factor Authentication (MFA)

#### vCenter MFA Configuration
```bash
# Enable MFA for vCenter Server
# Via vSphere Client: Administration > Single Sign-On > Configuration > Identity Sources
# Add RSA SecurID or other supported MFA providers
```

#### Smart Card Authentication
```bash
# Configure Smart Card authentication
# vCenter: Administration > Single Sign-On > Configuration > Smart Card Authentication
# ESXi: Security Profile > Authentication Services
```

### Active Directory Integration

#### vCenter AD Integration
```bash
# Add AD as identity source
# vSphere Client: Administration > Single Sign-On > Configuration > Identity Sources
# Select "Active Directory (Integrated Windows Authentication)"
```

#### ESXi AD Authentication
```bash
# Join ESXi to Active Directory
esxcli system authentication activedirectory join --domain example.com --username admin --password
```

## Certificate Management

### Replace Default Certificates

#### vCenter Certificate Replacement
```bash
# Generate Certificate Signing Request
/usr/lib/vmware-vmca/bin/certificate-manager

# Options:
# 1. Replace Machine SSL certificate with custom certificate
# 2. Replace VMCA Root certificate with custom signing certificate
# 3. Replace Machine SSL certificate with VMCA certificate
```

#### ESXi Certificate Management
```bash
# Generate new certificate for ESXi
openssl req -new -nodes -out esxi.csr -keyout esxi.key -config openssl.cfg

# Install certificate via vSphere Client
# Host > Configure > System > Certificate
```

## Network Security Configuration

### Firewall Rules

#### ESXi Firewall Configuration
```bash
# List current firewall rules
esxcli network firewall ruleset list

# Enable/disable specific services
esxcli network firewall ruleset set --ruleset-id sshServer --enabled false
esxcli network firewall ruleset set --ruleset-id httpClient --enabled false

# Configure allowed IP ranges
esxcli network firewall ruleset allowedip add --ruleset-id sshServer --ip-address 192.168.1.0/24
```

#### vCenter Firewall Configuration
```bash
# Configure vCenter appliance firewall
# Via VAMI: https://[vCenter-IP]:5480
# Navigate to: Networking > Firewall
```

### Network Segmentation

#### Management Network Isolation
```bash
# Create dedicated management network
# vSphere Client: Networking > Virtual Switches
# Create new vSwitch for management traffic only

# Configure management interface
esxcli network ip interface add --interface-name vmk1 --portgroup-name "Management Network"
esxcli network ip interface ipv4 set --interface-name vmk1 --ipv4 192.168.100.10 --netmask 255.255.255.0 --type static
```

## Audit and Monitoring

### Enable Comprehensive Logging

#### ESXi Audit Logging
```bash
# Enable audit logging
vim-cmd hostsvc/advopt/update Syslog.global.auditRecord.storageEnable bool true

# Configure syslog server
esxcli system syslog config set --loghost 'udp://syslog.example.com:514'
esxcli system syslog reload
```

#### vCenter Audit Configuration
```bash
# Enable vCenter audit events
# vSphere Client: Administration > Events
# Configure event forwarding to syslog server
```

### Security Monitoring Tools

#### Log Analysis Configuration
```bash
# Configure vRealize Log Insight for security monitoring
# Create custom dashboards for:
# - Failed authentication attempts
# - Privilege escalation events
# - Configuration changes
# - Network access patterns
```

# [Automated Security Assessment](#automated-security-assessment)

## PowerCLI Security Assessment Script

```powershell
# VMware Security Assessment Script
Connect-VIServer -Server vcenter.example.com

# Check for default passwords (requires careful implementation)
$SecurityIssues = @()

# Check ESXi hosts for security settings
$VMHosts = Get-VMHost
foreach ($VMHost in $VMHosts) {
    # Check SSH service status
    $SSHService = Get-VMHostService -VMHost $VMHost | Where-Object {$_.Key -eq "TSM-SSH"}
    if ($SSHService.Running) {
        $SecurityIssues += "SSH enabled on $($VMHost.Name)"
    }
    
    # Check account lockout settings
    $AccountLockout = Get-VMHostAdvancedConfiguration -VMHost $VMHost -Name Security.AccountLockFailures
    if ($AccountLockout.Value -eq 0) {
        $SecurityIssues += "Account lockout disabled on $($VMHost.Name)"
    }
    
    # Check certificate expiration
    $Certificate = Get-VMHostCertificate -VMHost $VMHost
    $DaysToExpiry = ($Certificate.NotAfter - (Get-Date)).Days
    if ($DaysToExpiry -lt 30) {
        $SecurityIssues += "Certificate expiring soon on $($VMHost.Name) - $DaysToExpiry days"
    }
}

# Generate security report
$SecurityIssues | Export-Csv -Path "VMwareSecurityAssessment.csv" -NoTypeInformation
```

## Python Security Validation

```python
#!/usr/bin/env python3
"""
VMware Security Configuration Validator
"""

import ssl
import socket
import subprocess
import json
from datetime import datetime, timedelta

class VMwareSecurityValidator:
    def __init__(self, vcenter_host, username, password):
        self.vcenter_host = vcenter_host
        self.username = username
        self.password = password
        
    def check_certificate_expiry(self, hostname, port=443):
        """Check SSL certificate expiration"""
        try:
            context = ssl.create_default_context()
            with socket.create_connection((hostname, port), timeout=10) as sock:
                with context.wrap_socket(sock, server_hostname=hostname) as ssock:
                    cert = ssock.getpeercert()
                    expiry_date = datetime.strptime(cert['notAfter'], '%b %d %H:%M:%S %Y %Z')
                    days_until_expiry = (expiry_date - datetime.now()).days
                    
                    return {
                        'hostname': hostname,
                        'expiry_date': expiry_date.isoformat(),
                        'days_until_expiry': days_until_expiry,
                        'is_expiring_soon': days_until_expiry < 30
                    }
        except Exception as e:
            return {'hostname': hostname, 'error': str(e)}
    
    def validate_firewall_rules(self, esxi_hosts):
        """Validate ESXi firewall configurations"""
        firewall_issues = []
        
        for host in esxi_hosts:
            # Check for open SSH
            try:
                result = subprocess.run([
                    'esxcli', '-s', host['hostname'], '-u', host['username'], 
                    '-p', host['password'], 'network', 'firewall', 'ruleset', 'list'
                ], capture_output=True, text=True)
                
                if 'sshServer' in result.stdout and 'true' in result.stdout:
                    firewall_issues.append({
                        'host': host['hostname'],
                        'issue': 'SSH service enabled',
                        'severity': 'medium'
                    })
            except Exception as e:
                firewall_issues.append({
                    'host': host['hostname'],
                    'issue': f'Unable to check firewall: {str(e)}',
                    'severity': 'high'
                })
        
        return firewall_issues
    
    def generate_security_report(self):
        """Generate comprehensive security report"""
        report = {
            'assessment_date': datetime.now().isoformat(),
            'vcenter_host': self.vcenter_host,
            'issues': [],
            'recommendations': []
        }
        
        # Add certificate checks
        cert_info = self.check_certificate_expiry(self.vcenter_host)
        if cert_info.get('is_expiring_soon'):
            report['issues'].append({
                'type': 'certificate_expiry',
                'severity': 'high',
                'description': f"vCenter certificate expires in {cert_info['days_until_expiry']} days"
            })
        
        # Add security recommendations
        report['recommendations'] = [
            'Change all default passwords immediately',
            'Enable multi-factor authentication',
            'Implement certificate-based authentication',
            'Configure account lockout policies',
            'Enable comprehensive audit logging',
            'Implement network segmentation for management traffic',
            'Regular security assessments and vulnerability scanning'
        ]
        
        return report

# Example usage
if __name__ == "__main__":
    validator = VMwareSecurityValidator("vcenter.example.com", "administrator@vsphere.local", "secure_password")
    security_report = validator.generate_security_report()
    
    with open('vmware_security_report.json', 'w') as f:
        json.dump(security_report, f, indent=2)
```

# [Compliance and Documentation](#compliance-and-documentation)

## Security Compliance Frameworks

### NIST Cybersecurity Framework Alignment

#### Identify (ID)
- Asset inventory of all VMware components
- Risk assessment of default credentials
- Data classification for virtual machines

#### Protect (PR)
- Access control implementation
- Data security through encryption
- Protective technology deployment

#### Detect (DE)
- Security monitoring implementation
- Anomaly detection configuration
- Continuous monitoring processes

#### Respond (RS)
- Incident response procedures
- Analysis and mitigation strategies
- Improvement processes

#### Recover (RC)
- Recovery planning
- Improvements based on lessons learned
- Communication strategies

### CIS Controls Implementation

```bash
# CIS Control 4: Controlled Use of Administrative Privileges
# Implement least privilege access for VMware administrators

# CIS Control 6: Maintenance, Monitoring, and Analysis of Audit Logs
# Configure comprehensive logging for all VMware components

# CIS Control 11: Secure Configuration for Network Devices
# Harden VMware network configurations
```

## Documentation Requirements

### Security Configuration Baseline
```
1. Password Policy Documentation
   - Minimum password complexity requirements
   - Password rotation schedules
   - Account lockout policies

2. Network Security Documentation
   - Firewall rule configurations
   - Network segmentation diagrams
   - Management network isolation

3. Certificate Management Documentation
   - Certificate authorities used
   - Certificate renewal procedures
   - Certificate monitoring processes

4. Access Control Documentation
   - Role-based access control matrix
   - User account management procedures
   - Multi-factor authentication configuration
```

# [Emergency Procedures](#emergency-procedures)

## Account Lockout Recovery

### vCenter Administrator Lockout
```bash
# Reset vCenter SSO administrator password
# Access vCenter Server Appliance Management Interface (VAMI)
# https://[vCenter-IP]:5480

# Navigate to Administration > Users
# Reset administrator@vsphere.local password

# Alternative: Reset via vCenter Server shell
/usr/lib/vmware-vmafd/bin/dir-cli user modify --account administrator --user-password NewPassword123! --login administrator@vsphere.local --password CurrentPassword
```

### ESXi Root Account Lockout
```bash
# Boot ESXi host into troubleshooting mode
# Press Shift+O during boot to access boot options
# Add: ks=file://etc/vmware/weasel/ks_cust.cfg runweasel

# Alternative: Use ESXi installation media for password reset
# Boot from installation media
# Select "Troubleshooting Options"
# Mount existing installation and reset root password
```

## Disaster Recovery Procedures

### vCenter Database Recovery
```bash
# Restore vCenter from backup
# Stop vCenter services
service-control --stop --all

# Restore database from backup
# Start vCenter services
service-control --start --all

# Verify all components are operational
service-control --status
```

This comprehensive guide provides essential information for securing VMware infrastructure while maintaining operational efficiency. Regular security assessments and adherence to best practices ensure robust protection against evolving threats.