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Network security rule allows open egress Affecting Network service in Azure

Severity

0.0
medium
0
10
    Severity Framework
    Snyk CCSS
    Rule category
    Network / Ports

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    Frameworks
    CIS-Controls CSA-CCM ISO-27001 NIST-800-53 PCI-DSS SOC-2
  • Snyk ID SNYK-CC-00560
  • credit Snyk Research Team
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Description

Open egress can be used to exfiltrate data to unauthorized destinations and enable access to potentially malicious resources.

How to fix?

Set properties.securityRules.properties.destinationAddressPrefix attribute to specific ranges e.g. 192.168.1.0/24.