Vulnerabilities
Misconfiguration
Runtime Security
Compliance
Azure > Network >

Ssh Blocked From Internet

CRITICAL
Source
Trivy
ID
AVD-AZU-0050
terraform

Security group should not allow unrestricted ingress to SSH port from any IP address.

SSH access can be configured on either the network security group or in the network security group rule. SSH access should not be permitted from the internet (*, 0.0.0.0, /0, internet, any)

Impact

Follow the appropriate remediation steps below to resolve the issue.

Block port 22 access from the internet

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resource "azurerm_network_security_rule" "good_example" {
  name                       = "good_example_security_rule"
  direction                  = "Inbound"
  access                     = "Allow"
  protocol                   = "TCP"
  source_port_range          = "*"
  destination_port_range     = "22"
  source_address_prefix      = "82.102.23.23"
  destination_address_prefix = "*"
}
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