mcp-server-semgrep/semgrep-rules/kotlin/lang/security/defaulthttpclient-is-deprecated.yaml

MCP Server for Semgrep Integration - static code analysis with AI

rules:
- id: defaulthttpclient-is-deprecated
  metadata:
    cwe:
    - 'CWE-326: Inadequate Encryption Strength'
    owasp:
    - A03:2017 - Sensitive Data Exposure
    - A02:2021 - Cryptographic Failures
    source-rule-url: https://find-sec-bugs.github.io/bugs.htm#DEFAULT_HTTP_CLIENT
    asvs:
      section: V9 Communications Verification Requirements
      control_id: 9.1.3 Weak TLS
      control_url: https://github.com/OWASP/ASVS/blob/master/4.0/en/0x17-V9-Communications.md#v91-client-communications-security-requirements
      version: '4'
    category: security
    technology:
    - kotlin
    references:
    - https://owasp.org/Top10/A02_2021-Cryptographic_Failures
    subcategory:
    - audit
    likelihood: LOW
    impact: LOW
    confidence: LOW
  message: DefaultHttpClient is deprecated. Further, it does not support connections using TLS1.2, which
    makes using DefaultHttpClient a security hazard. Use SystemDefaultHttpClient instead, which supports
    TLS1.2.
  severity: WARNING
  languages:
  - kt
  pattern: DefaultHttpClient(...)
  fix-regex:
    regex: DefaultHttpClient
    replacement: SystemDefaultHttpClient