java.spring.security.audit.spring-actuator-fully-enabled-yaml.spring-actuator-fully-enabled-yaml

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Spring Boot Actuator is fully enabled. This exposes sensitive endpoints such as /actuator/env, /actuator/logfile, /actuator/heapdump and others. Unless you have Spring Security enabled or another means to protect these endpoints, this functionality is available without authentication, causing a severe security risk.

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Defintion

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rules:
  - id: spring-actuator-fully-enabled-yaml
    patterns:
      - pattern-inside: |
          management:
            ...
            endpoints:
              ...
              web:
                ...
                exposure:
                  ...
      - pattern: |
          include: "*"
    message: Spring Boot Actuator is fully enabled. This exposes sensitive endpoints
      such as /actuator/env, /actuator/logfile, /actuator/heapdump and others.
      Unless you have Spring Security enabled or another means to protect these
      endpoints, this functionality is available without authentication, causing
      a severe security risk.
    severity: WARNING
    languages:
      - yaml
    metadata:
      cwe:
        - "CWE-200: Exposure of Sensitive Information to an Unauthorized Actor"
      owasp:
        - A01:2021 - Broken Access Control
      references:
        - https://docs.spring.io/spring-boot/docs/current/reference/html/production-ready-features.html#production-ready-endpoints-exposing-endpoints
        - https://medium.com/walmartglobaltech/perils-of-spring-boot-actuators-misconfiguration-185c43a0f785
        - https://blog.maass.xyz/spring-actuator-security-part-1-stealing-secrets-using-spring-actuators
      category: security
      technology:
        - spring
      cwe2021-top25: true
      subcategory:
        - vuln
      likelihood: MEDIUM
      impact: HIGH
      confidence: MEDIUM
      license: Commons Clause License Condition v1.0[LGPL-2.1-only]

Examples

spring-actuator-fully-enabled-yaml.test.yaml

server:
  port: 8081
management:
  endpoints:
    web:
      # ok: spring-actuator-fully-enabled-yaml
      base-path: /internal
      exposure:
        # ruleid: spring-actuator-fully-enabled-yaml
        include: "*"