CVE-2025-54202

5.5 MEDIUM

📋 TL;DR

Substance3D Modeler versions 1.22.0 and earlier contain an out-of-bounds read vulnerability that could allow attackers to read sensitive memory contents. This affects users who open malicious files with the vulnerable software. The vulnerability requires user interaction through opening a specially crafted file.

💻 Affected Systems

Products:
  • Adobe Substance3D Modeler
Versions: 1.22.0 and earlier
Operating Systems: Windows, macOS
Default Config Vulnerable: ⚠️ Yes
Notes: All installations of affected versions are vulnerable by default when opening files.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

An attacker could read sensitive memory contents including passwords, encryption keys, or other application data, potentially leading to further system compromise.

🟠

Likely Case

Information disclosure of application memory contents, which could include user data or system information that aids in further attacks.

🟢

If Mitigated

Limited impact with proper file handling controls and user awareness about opening untrusted files.

🌐 Internet-Facing: LOW
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: UNKNOWN
Unauthenticated Exploit: ✅ No
Complexity: MEDIUM

Exploitation requires user interaction (opening malicious file) and knowledge of file format manipulation.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 1.23.0 or later

Vendor Advisory: https://helpx.adobe.com/security/products/substance3d-modeler/apsb25-76.html

Restart Required: No

Instructions:

1. Open Substance3D Modeler. 2. Go to Help > Check for Updates. 3. Install available updates. 4. Verify version is 1.23.0 or later.

🔧 Temporary Workarounds

Restrict file opening

all

Only open files from trusted sources and avoid opening unknown or suspicious files.

🧯 If You Can't Patch

  • Implement application control to restrict execution of vulnerable versions
  • Educate users about risks of opening untrusted files with the application

🔍 How to Verify

Check if Vulnerable:

Check Substance3D Modeler version in application settings or About dialog.

Check Version:

Open Substance3D Modeler and navigate to Help > About Substance3D Modeler

Verify Fix Applied:

Verify version is 1.23.0 or later after update.

📡 Detection & Monitoring

Log Indicators:

  • Application crash logs related to memory access violations
  • Unexpected file opening events from untrusted sources

Network Indicators:

  • File downloads from untrusted sources followed by application execution

SIEM Query:

process_name:"Substance3D Modeler" AND event_type:"file_open" AND file_path:*.sbs OR file_path:*.sbsar

🔗 References

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