CVE-2025-36580
📋 TL;DR
This vulnerability allows a high-privileged attacker with remote access to inject malicious scripts into Dell Wyse Management Suite web pages. When exploited, it can lead to cross-site scripting attacks that could compromise user sessions or steal sensitive data. Organizations using Dell Wyse Management Suite versions prior to 5.2 are affected.
💻 Affected Systems
- Dell Wyse Management Suite
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
An authenticated high-privileged attacker could inject persistent scripts that steal administrator credentials, hijack sessions, or deploy malware to connected Wyse devices.
Likely Case
Attackers with valid high-privilege credentials could inject temporary scripts to steal session cookies or redirect users to malicious sites.
If Mitigated
With proper network segmentation and least-privilege access controls, impact is limited to the management interface with no lateral movement to endpoints.
🎯 Exploit Status
Exploitation requires valid high-privilege credentials and knowledge of vulnerable input fields.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: WMS 5.2 or later
Vendor Advisory: https://www.dell.com/support/kbdoc/en-us/000325679/dsa-2025-226
Restart Required: Yes
Instructions:
1. Download Dell Wyse Management Suite 5.2 or later from Dell Support. 2. Backup current configuration. 3. Run the installer to upgrade. 4. Restart the WMS service or server as prompted.
🔧 Temporary Workarounds
Input Validation Enhancement
allImplement additional input validation and output encoding for user-supplied data in custom WMS configurations.
Content Security Policy
allImplement strict Content Security Policy headers to limit script execution sources.
🧯 If You Can't Patch
- Restrict network access to WMS interface to only trusted administrative IP addresses
- Implement multi-factor authentication for all WMS administrative accounts
🔍 How to Verify
Check if Vulnerable:
Check WMS version in the web interface under Help > About or via Windows Programs and Features.Check Version:
Not applicable - check via web interface or Windows control panelVerify Fix Applied:
Verify version is 5.2 or later and test input fields for proper sanitization.📡 Detection & Monitoring
Log Indicators:
- Unusual script tags or JavaScript in WMS access logs
- Multiple failed login attempts followed by successful high-privilege access
Network Indicators:
- Unusual outbound connections from WMS server after administrative login
- Suspicious JavaScript payloads in HTTP requests to WMS
SIEM Query:
source="WMS" AND (http_uri CONTAINS "<script>" OR http_uri CONTAINS "javascript:")