CVE-2025-57702
📋 TL;DR
CVE-2025-57702 is a reflected cross-site scripting (XSS) vulnerability in DIAEnergie software that allows attackers to inject malicious scripts into web pages viewed by other users. This affects organizations using vulnerable versions of DIAEnergie for energy management. Attackers can execute arbitrary JavaScript in victims' browsers when they click specially crafted links.
💻 Affected Systems
- DIAEnergie
📦 What is this software?
Diaenergie by Deltaww
⚠️ 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 application interface through malicious script execution.
If Mitigated
Limited impact with proper input validation, output encoding, and Content Security Policy (CSP) headers in place.
🎯 Exploit Status
Requires user interaction (clicking malicious link) but exploitation is straightforward once vulnerability details are known.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Consult Delta advisory for specific patched version
Vendor Advisory: https://filecenter.deltaww.com/news/download/doc/Delta-PCSA-2025-00012_DIAEnergie%20Cross-Site%20Scripting%20Vulnerabilities.pdf
Restart Required: No
Instructions:
1. Download and apply the official patch from Delta. 2. Verify the patch is correctly installed. 3. Test affected functionality.
🔧 Temporary Workarounds
Input Validation and Output Encoding
allImplement server-side input validation and proper output encoding for all user-supplied data.
Content Security Policy
allImplement strict Content Security Policy headers to restrict script execution sources.
🧯 If You Can't Patch
- Implement web application firewall (WAF) rules to block XSS payloads.
- Educate users about phishing risks and suspicious links.
🔍 How to Verify
Check if Vulnerable:
Test for XSS by injecting script payloads into vulnerable parameters and checking for execution.Check Version:
Check DIAEnergie version through application interface or configuration files.Verify Fix Applied:
Retest with XSS payloads after patching to confirm they are properly sanitized.📡 Detection & Monitoring
Log Indicators:
- Unusual parameter values containing script tags or JavaScript in web requests
- Multiple failed XSS attempts
Network Indicators:
- HTTP requests with suspicious parameters containing script payloads
SIEM Query:
web.url:*script* OR web.param:*<script*