CVE-2024-7508
📋 TL;DR
This vulnerability allows remote attackers to execute arbitrary code by tricking users into opening malicious SKP files in Trimble SketchUp Viewer. Attackers can gain control of the affected system through a heap-based buffer overflow. Users of vulnerable SketchUp Viewer installations are affected.
💻 Affected Systems
- Trimble SketchUp Viewer
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete system compromise with attacker gaining full control of the victim's machine, potentially leading to data theft, ransomware deployment, or lateral movement within the network.
Likely Case
Malicious actors distributing weaponized SKP files via phishing or compromised websites to execute malware or establish persistence on targeted systems.
If Mitigated
Limited impact with proper application sandboxing, user awareness training, and file validation controls in place.
🎯 Exploit Status
Exploitation requires user to open malicious SKP file. No authentication needed for file parsing vulnerability.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Not specified in available references
Vendor Advisory: https://www.zerodayinitiative.com/advisories/ZDI-24-1054/
Restart Required: Yes
Instructions:
1. Open Trimble SketchUp Viewer
2. Navigate to Help > Check for Updates
3. Install any available updates
4. Restart the application
🔧 Temporary Workarounds
Disable SKP file association
windowsPrevent SketchUp Viewer from automatically opening SKP files
Windows: Control Panel > Default Programs > Associate a file type > Select .skp > Change program
Use application sandboxing
allRun SketchUp Viewer in restricted environment
🧯 If You Can't Patch
- Implement strict email filtering to block SKP attachments
- Educate users to never open SKP files from untrusted sources
🔍 How to Verify
Check if Vulnerable:
Check SketchUp Viewer version against vendor advisory. If unable to patch, assume vulnerable.Check Version:
Windows: Open SketchUp Viewer > Help > About SketchUp ViewerVerify Fix Applied:
Verify SketchUp Viewer is updated to latest version and no longer crashes with test SKP files.📡 Detection & Monitoring
Log Indicators:
- Application crashes in SketchUp Viewer
- Unexpected process creation from SketchUp Viewer
Network Indicators:
- Downloads of SKP files from untrusted sources
- Outbound connections from SketchUp Viewer process
SIEM Query:
process_name:"SketchUp Viewer" AND (event_id:1000 OR parent_process:"SketchUp Viewer")