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Nuclei Templates

LM Hash Storage Enabled

ID: lm-hash-storage-enabled

Severity: high

Author: princechaddha

Tags: windows,hashing,security,code,windows-audit

Description

Section titled “Description”

Checks if LM hashes are stored, which is an insecure practice.

YAML Source

Section titled “YAML Source”
id: lm-hash-storage-enabled


info:
  name: LM Hash Storage Enabled
  author: princechaddha
  severity: high
  description: Checks if LM hashes are stored, which is an insecure practice.
  impact: |
    Storing LM hashes can lead to easier password cracking due to the weak nature of the LM hashing algorithm.
  remediation: |
    Disable LM hash storage by setting the NoLMHash registry key to prevent storing weak LM hashes.
  tags: windows,hashing,security,code,windows-audit


self-contained: true


code:
  - pre-condition: |
      IsWindows();
    engine:
      - powershell
      - powershell.exe
    args:
      - -ExecutionPolicy
      - Bypass
    pattern: "*.ps1"
    source: |
      Get-ItemProperty -Path 'HKLM:\SYSTEM\CurrentControlSet\Control\Lsa' -Name 'NoLMHash'


    matchers:
      - type: word
        words:
          - "NoLmHash     : 0"
# digest: 4b0a00483046022100c1c6267c5c6ba4bdcd4a1ed653dac27a7e3003e25352290e55acbac75ca5c7790221009f572500b4ebd0199f9e38f655aac11ca239021f712198311bb2475c649b9dca:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

Section titled “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.

Terminal window
$ nuclei -u "URL" -t "code/windows/audit/lm-hash-storage-enabled.yaml"

View on Github