Built-in Administrator Account Has Blank Password

ID: windows-administrator-blank-password

Severity: high

Author: princechaddha

Tags: windows,administrator,password,code,windows-audit

Description

Checks if the built-in Administrator account has a blank password.

YAML Source

id: windows-administrator-blank-password

info:
  name: Built-in Administrator Account Has Blank Password
  author: princechaddha
  severity: high
  description: Checks if the built-in Administrator account has a blank password.
  impact: |
    An Administrator account with a blank password can be easily compromised.
  remediation: |
    Set a strong password for the built-in Administrator account.
  tags: windows,administrator,password,code,windows-audit

self-contained: true

code:
  - pre-condition: |
      IsWindows();
    engine:
      - powershell
      - powershell.exe
    args:
      - -ExecutionPolicy
      - Bypass
    pattern: "*.ps1"
    source: |
      $PasswordRequired = (net user Administrator | Select-String "Password required").Line
      Write-Host "$PasswordRequired"

    matchers:
      - type: word
        words:
          - "Password required            No"
# digest: 4b0a00483046022100d8af242aae5de0a820d83edf8e7d366870463297a7981ed71cf000348342d466022100829f655b70e38081b6ffb3847fd7691e98f4fc77c00fef77f4545d14d1e5886b:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

$ nuclei -u "URL" -t "code/windows/audit/windows-administrator-blank-password.yaml"

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