id: nexus-repository-exposure
info:
  name: Nexus Repository Catalog Exposure
  author: sif
  severity: high
  description: Detects a Sonatype Nexus Repository Manager with anonymous access left enabled, letting an unauthenticated caller enumerate the full repository catalog through the rest api
  tags: [nexus, sonatype, repository, artifact, registry, api, exposure, unauth, recon]

type: http

http:
  method: GET
  paths:
    - "{{BaseURL}}/service/rest/v1/repositories"

  matchers:
    - type: status
      status:
        - 200

    - type: word
      part: body
      words:
        - "\"format\""
        - "\"type\""
      condition: and

    - type: regex
      part: body
      regex:
        - '"url"\s*:\s*"https?://[^"]*/repository/'

  extractors:
    - type: regex
      name: nexus_repository_names
      part: body
      regex:
        - '"name"\s*:\s*"([^"]+)"'
      group: 1