CVE-2022-23205
📋 TL;DR
This CVE describes an out-of-bounds write vulnerability in Adobe Photoshop that could allow attackers to execute arbitrary code when a user opens a malicious file. All users running affected versions of Photoshop are at risk, with exploitation requiring user interaction to open a crafted file.
💻 Affected Systems
- Adobe Photoshop
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete system compromise with attacker gaining full control of the victim's computer in the context of the current user, potentially leading to data theft, ransomware deployment, or lateral movement.
Likely Case
Malware installation or data exfiltration through crafted Photoshop files, particularly in targeted attacks against designers or creative professionals.
If Mitigated
Limited impact if users only open trusted files from verified sources and have proper endpoint protection.
🎯 Exploit Status
Exploitation requires user interaction to open a malicious file. No public exploit code is known at this time.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Photoshop 22.5.7 and 23.3
Vendor Advisory: https://helpx.adobe.com/security/products/photoshop/apsb22-20.html
Restart Required: Yes
Instructions:
1. Open Adobe Creative Cloud application. 2. Navigate to the 'Apps' section. 3. Find Photoshop and click 'Update'. 4. Restart Photoshop after update completes.
🔧 Temporary Workarounds
Restrict Photoshop file types
allConfigure system to only allow Photoshop to open files from trusted locations or block specific file extensions.
User awareness training
allTrain users to only open Photoshop files from trusted sources and verify file integrity before opening.
🧯 If You Can't Patch
- Implement application whitelisting to restrict execution of unauthorized Photoshop files
- Deploy endpoint detection and response (EDR) solutions to monitor for suspicious Photoshop process behavior
🔍 How to Verify
Check if Vulnerable:
Check Photoshop version via Help > About Photoshop in the application menuCheck Version:
Photoshop: Help > About Photoshop (GUI only)Verify Fix Applied:
Verify Photoshop version is 22.5.7 or higher (for version 22) or 23.3 or higher (for version 23)📡 Detection & Monitoring
Log Indicators:
- Unusual Photoshop process spawning child processes
- Photoshop accessing unexpected network resources
- Multiple Photoshop crash reports
Network Indicators:
- Photoshop.exe making unexpected outbound connections
- Unusual DNS queries from Photoshop process
SIEM Query:
process_name:photoshop.exe AND (child_process_count > 3 OR network_connection_count > 5)