CVE-2022-39803
📋 TL;DR
This vulnerability in SAP 3D Visual Enterprise Author allows remote code execution when a user opens a malicious ACIS Part and Assembly (.sat) file. Attackers can exploit improper memory management to trigger stack-based buffer overflows or use dangling pointers. Organizations using SAP 3D Visual Enterprise Author version 9 are affected.
💻 Affected Systems
- SAP 3D Visual Enterprise Author
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete system compromise with attacker gaining full control of the victim's machine, enabling data theft, ransomware deployment, or lateral movement within the network.
Likely Case
Malware installation leading to data exfiltration, credential theft, or system disruption for individual users who open malicious files.
If Mitigated
Limited impact with only isolated user workstation compromise if proper application whitelisting and file validation are implemented.
🎯 Exploit Status
Exploitation requires user interaction to open malicious file. No public exploit code available as of analysis.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Apply SAP Security Note 3245929
Vendor Advisory: https://launchpad.support.sap.com/#/notes/3245929
Restart Required: Yes
Instructions:
1. Download patch from SAP Support Portal
2. Apply SAP Security Note 3245929
3. Restart affected systems
4. Verify patch installation
🔧 Temporary Workarounds
Restrict .sat file handling
windowsBlock or restrict opening of .sat files from untrusted sources
Application control policies
windowsImplement application whitelisting to restrict execution of CoreCadTranslator.exe
🧯 If You Can't Patch
- Implement strict file validation policies for .sat files
- Use sandboxed environments for opening untrusted CAD files
- Educate users about risks of opening files from unknown sources
- Monitor for suspicious file execution patterns
🔍 How to Verify
Check if Vulnerable:
Check if SAP 3D Visual Enterprise Author version 9 is installed without Security Note 3245929 appliedCheck Version:
Check application version in About dialog or installation directoryVerify Fix Applied:
Verify SAP Security Note 3245929 is installed and version updated📡 Detection & Monitoring
Log Indicators:
- Unusual process execution of CoreCadTranslator.exe
- Multiple .sat file access attempts
- Crash logs from SAP 3D Visual Enterprise Author
Network Indicators:
- Downloads of .sat files from untrusted sources
- Outbound connections after .sat file processing
SIEM Query:
Process Creation where Image contains 'CoreCadTranslator.exe' AND CommandLine contains '.sat'