jwt-hardcode4.yaml

rules:
- id: java-jwt-hardcoded-secret
  message: |
    Hardcoded JWT secret or private key is used.
    This is a Insufficiently Protected Credentials weakness: https://cwe.mitre.org/data/definitions/522.html
    Consider using an appropriate security mechanism to protect the credentials (e.g. keeping secrets in environment variables)
  metadata:
    cwe: 'CWE-522: Insufficiently Protected Credentials'
    owasp: 'A2: Broken Authentication'
    source-rule-url: https://r2c.dev/blog/2020/hardcoded-secrets-unverified-tokens-and-other-common-jwt-mistakes/
    category: security
    technology:
    - jwt
  languages: [java]
  severity: ERROR
  pattern-either:
  - pattern: |
      com.auth0.jwt.algorithms.Algorithm.HMAC256("...");
  - pattern: |
      $SECRET = "...";
      ...
      com.auth0.jwt.algorithms.Algorithm.HMAC256($SECRET);
  - pattern: |
      class $CLASS {
        ...
        $TYPE $SECRET = "...";
        ...
        $RETURNTYPE $FUNC (...) {
          ...
          com.auth0.jwt.algorithms.Algorithm.HMAC256($SECRET);
          ...
        }
        ...
      }
  - pattern: |
      com.auth0.jwt.algorithms.Algorithm.HMAC384("...");
  - pattern: |
      $SECRET = "...";
      ...
      com.auth0.jwt.algorithms.Algorithm.HMAC384($SECRET);
  - pattern: |
      class $CLASS {
        ...
        $TYPE $SECRET = "...";
        ...
        $RETURNTYPE $FUNC (...) {
          ...
          com.auth0.jwt.algorithms.Algorithm.HMAC384($SECRET);
          ...
        }
        ...
      }
  - pattern: |
      com.auth0.jwt.algorithms.Algorithm.HMAC512("...");
  - pattern: |
      $SECRET = "...";
      ...
      com.auth0.jwt.algorithms.Algorithm.HMAC512($SECRET);
  - pattern: |
      class $CLASS {
        ...
        $TYPE $SECRET = "...";
        ...
        $RETURNTYPE $FUNC (...) {
          ...
          com.auth0.jwt.algorithms.Algorithm.HMAC512($SECRET);
          ...
        }
        ...
      }