CVE-2025-55366
📋 TL;DR
This vulnerability in jshERP v3.5 allows attackers to bypass access controls in the UserController component, enabling unauthorized password resets for any user account. This leads to horizontal privilege escalation where attackers can take over accounts with equal or higher privileges. Organizations using vulnerable versions of jshERP are affected.
💻 Affected Systems
- jshERP
📦 What is this software?
Jsherp by Jishenghua
⚠️ Risk & Real-World Impact
Worst Case
Attackers gain administrative access to the ERP system, potentially accessing sensitive business data, manipulating financial records, or disrupting operations.
Likely Case
Attackers compromise user accounts to access confidential information, perform unauthorized transactions, or escalate privileges within the system.
If Mitigated
With proper network segmentation and monitoring, impact is limited to isolated systems with potential data exposure but no critical system compromise.
🎯 Exploit Status
Exploitation requires some understanding of the application but is straightforward once access is obtained.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Check GitHub repository for latest version
Vendor Advisory: https://github.com/jishenghua/jshERP
Restart Required: No
Instructions:
1. Check current jshERP version. 2. Update to latest version from GitHub repository. 3. Verify UserController.java has proper access controls implemented.
🔧 Temporary Workarounds
Restrict Access to UserController
allImplement network-level restrictions to limit access to vulnerable endpoints
🧯 If You Can't Patch
- Implement strict network segmentation to isolate jshERP from critical systems
- Enable detailed logging and monitoring for unauthorized password reset attempts
🔍 How to Verify
Check if Vulnerable:
Review UserController.java for missing access control checks on password reset functionsCheck Version:
Check application version in admin panel or configuration filesVerify Fix Applied:
Test password reset functionality to ensure proper authorization is required📡 Detection & Monitoring
Log Indicators:
- Multiple failed password reset attempts
- Password reset requests from unusual IP addresses
- User account changes without proper authentication
Network Indicators:
- Unusual traffic patterns to /user/resetPassword endpoints
- Multiple password reset requests in short timeframes
SIEM Query:
source="jshERP" AND (event="password_reset" OR event="user_modify") AND user!="admin"