# OpenTelemetry Collector zPages TraceZ Exposure Detection Module

id: otel-zpages-tracez-exposure
info:
  name: OpenTelemetry Collector zPages TraceZ Exposure
  author: sif
  severity: medium
  description: Detects an exposed OpenTelemetry Collector zPages tracez debug page that reveals in-process span names, active span counts and error samples without authentication
  tags: [opentelemetry, otel, zpages, tracing, distributed-tracing, observability, topology, exposure, unauth, recon]

type: http

http:
  method: GET
  paths:
    - "{{BaseURL}}/debug/tracez"

  matchers:
    - type: regex
      part: body
      regex:
        - '<title>Trace Spans</title>'

    - type: word
      part: body
      words:
        - "Latency Samples"
        - "Error Samples"
        - "Span Name"
      condition: and

    - type: status
      status:
        - 200

  extractors:
    - type: regex
      name: otel_span_name
      part: body
      regex:
        - 'zspanname=([^&"]+)'
      group: 1
