CVE-2025-40744
📋 TL;DR
This vulnerability in Solid Edge SE2025 allows unauthenticated remote attackers to perform man-in-the-middle attacks by exploiting improper client certificate validation when connecting to the License Service endpoint. All versions before V225.0 Update 11 are affected, potentially compromising license management and software integrity.
💻 Affected Systems
- Solid Edge SE2025
⚠️ Manual Verification Required
This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.
Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).
🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.
- Review the CVE details at NVD
- Check vendor security advisories for your specific version
- Test if the vulnerability is exploitable in your environment
- Consider updating to the latest version as a precaution
⚠️ Risk & Real-World Impact
Worst Case
Attackers could intercept and manipulate license communications, potentially enabling unauthorized software access, license theft, or injection of malicious code into the licensing process.
Likely Case
Attackers could perform man-in-the-middle attacks to eavesdrop on license communications, potentially stealing license information or disrupting legitimate license validation.
If Mitigated
With proper network segmentation and certificate validation controls, the attack surface is reduced, limiting potential impact to isolated license management systems.
🎯 Exploit Status
Exploitation requires man-in-the-middle positioning and understanding of the license protocol.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: V225.0 Update 11
Vendor Advisory: https://cert-portal.siemens.com/productcert/html/ssa-522291.html
Restart Required: Yes
Instructions:
1. Download Solid Edge SE2025 V225.0 Update 11 from Siemens support portal. 2. Install the update following Siemens installation guidelines. 3. Restart affected systems and verify license service functionality.
🔧 Temporary Workarounds
Network Segmentation
allIsolate license service traffic to trusted networks only
Certificate Validation Enforcement
windowsConfigure systems to require and validate client certificates for all license service communications
🧯 If You Can't Patch
- Implement strict network access controls to limit access to license service endpoints
- Monitor network traffic to/from license service for unusual patterns or unauthorized connections
🔍 How to Verify
Check if Vulnerable:
Check Solid Edge version in Help > About; if version is earlier than V225.0 Update 11, the system is vulnerable.Check Version:
In Solid Edge: Help > AboutVerify Fix Applied:
Verify version shows V225.0 Update 11 or later in Help > About, and test license service connectivity with proper certificate validation.📡 Detection & Monitoring
Log Indicators:
- Failed certificate validation attempts
- Unusual license service connection patterns
- License service authentication errors
Network Indicators:
- Unencrypted or improperly authenticated license service traffic
- MITM attack patterns in license service communications
SIEM Query:
source="solid-edge" AND (event_type="license_failure" OR certificate_validation="failed")