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34 lines
1.2 KiB
YAML
34 lines
1.2 KiB
YAML
id: llmnr-disabled
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info:
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name: LLMNR Disabled
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author: princechaddha
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severity: medium
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description: Determine if LLMNR (Link-Local Multicast Name Resolution) is disabled.
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impact: |
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Enabling LLMNR can expose systems to man-in-the-middle attacks.
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remediation: |
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Disable LLMNR to reduce the risk of such attacks.
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tags: windows,llmnr,network,security,code,windows-audit
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self-contained: true
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code:
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- pre-condition: |
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IsWindows();
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engine:
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- powershell
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- powershell.exe
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args:
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- -ExecutionPolicy
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- Bypass
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pattern: "*.ps1"
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source: |
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$lmnrStatus = Get-ItemProperty -Path 'HKLM:\SOFTWARE\Policies\Microsoft\Windows NT\DNSClient' -Name 'EnableMulticast' -ErrorAction SilentlyContinue
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if ($lmnrStatus -and $lmnrStatus.EnableMulticast -eq 0) {"LLMNR is correctly disabled"} else {"LLMNR is misconfigured or enabled by default"}
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matchers:
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- type: word
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words:
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- "LLMNR is misconfigured or enabled by default"
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# digest: 490a0046304402202ef330735a22c55ccf4a6a665d19eec479ffb9ba71949aa3959b90b2ca76927e022049cd69fd3ac665460a3ae89c65979f9a4008bdbe4b8e791985ef6164f8cae195:922c64590222798bb761d5b6d8e72950 |