CVE-2024-57771
📋 TL;DR
This cross-site scripting (XSS) vulnerability in JFinalOA allows attackers to inject malicious scripts into the common/getEditPage?view interface. When exploited, it enables execution of arbitrary web scripts or HTML in victims' browsers. Organizations using JFinalOA versions before v2025.01.01 are affected.
💻 Affected Systems
- JFinalOA
📦 What is this software?
Jfinaloa by Jfinaloa Project
⚠️ Risk & Real-World Impact
Worst Case
Attackers could steal session cookies, perform actions as authenticated users, redirect to malicious sites, or install malware on user systems.
Likely Case
Session hijacking, credential theft, or defacement of the affected interface through script injection.
If Mitigated
Limited impact with proper input validation and output encoding in place, potentially only affecting the specific vulnerable interface.
🎯 Exploit Status
XSS vulnerabilities are commonly exploited, and the issue tracker shows detailed vulnerability information.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: v2025.01.01
Vendor Advisory: https://gitee.com/r1bbit/JFinalOA/issues/IBHUPO
Restart Required: Yes
Instructions:
1. Download JFinalOA v2025.01.01 or later
2. Replace the existing installation with the patched version
3. Restart the JFinalOA application server
🔧 Temporary Workarounds
Input Validation Filter
allImplement server-side input validation to sanitize user input to the vulnerable endpoint
Implement input validation in the common/getEditPage controller method
Output Encoding
allApply proper output encoding to all user-controlled data rendered in the view
Encode user input using HTML entity encoding before rendering
🧯 If You Can't Patch
- Implement a web application firewall (WAF) with XSS protection rules
- Restrict access to the vulnerable interface using network controls or authentication requirements
🔍 How to Verify
Check if Vulnerable:
Test the common/getEditPage?view endpoint with XSS payloads like <script>alert('XSS')</script>Check Version:
Check the JFinalOA version in the application interface or configuration filesVerify Fix Applied:
After patching, test the same endpoint with XSS payloads to confirm they are properly sanitized📡 Detection & Monitoring
Log Indicators:
- Unusual requests to common/getEditPage with script tags or encoded payloads
- Multiple failed authentication attempts followed by XSS payloads
Network Indicators:
- HTTP requests containing script tags or JavaScript code in URL parameters
- Unusual outbound connections from user browsers after visiting the vulnerable page
SIEM Query:
source="web_server" AND (uri="*/common/getEditPage*" AND (param="*<script>*" OR param="*javascript:*"))