mcp-server-semgrep/semgrep-rules/python/lang/security/audit/sha224-hash.yaml

MCP Server for Semgrep Integration - static code analysis with AI

rules:
- id: sha224-hash
  message: >-
    This code uses a 224-bit hash function, which is deprecated or disallowed
    in some security policies. Consider updating to a stronger hash function such
    as SHA-384 or higher to ensure compliance and security.
  metadata:
    cwe:
    - 'CWE-327: Use of a Broken or Risky Cryptographic Algorithm'
    owasp:
    - A03:2017 - Sensitive Data Exposure
    - A02:2021 - Cryptographic Failures
    references:
    - https://nvlpubs.nist.gov/nistpubs/SpecialPublications/NIST.SP.800-131Ar3.ipd.pdf
    - https://www.cyber.gov.au/resources-business-and-government/essential-cyber-security/ism/cyber-security-guidelines/guidelines-cryptography
    category: security
    technology:
    - python
    subcategory:
    - vuln
    likelihood: LOW
    impact: LOW
    confidence: HIGH
  severity: WARNING
  languages:
  - python
  pattern-either:
    - pattern: hashlib.sha224(...)
    - pattern: hashlib.sha3_224(...)