CVE-2024-49538
📋 TL;DR
Adobe Illustrator versions 29.0.0, 28.7.2 and earlier contain an out-of-bounds write vulnerability that could allow attackers to execute arbitrary code on a victim's system. This requires user interaction where someone opens a malicious file. All users running affected Illustrator versions are at risk.
💻 Affected Systems
- Adobe Illustrator
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Full system compromise with attacker gaining the same privileges as the current user, potentially leading to data theft, ransomware deployment, or persistent backdoor installation.
Likely Case
Local privilege escalation leading to malware installation, data exfiltration, or system disruption when users open specially crafted malicious Illustrator files.
If Mitigated
No impact if users avoid opening untrusted files and have proper endpoint protection that blocks malicious file execution.
🎯 Exploit Status
Exploitation requires user interaction (opening malicious file). No public exploit code has been disclosed as of the advisory date.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Update to Illustrator 29.0.1 or later
Vendor Advisory: https://helpx.adobe.com/security/products/illustrator/apsb24-94.html
Restart Required: Yes
Instructions:
1. Open Adobe Creative Cloud application. 2. Navigate to the 'Apps' section. 3. Find Adobe Illustrator and click 'Update'. 4. Wait for download and installation to complete. 5. Restart Illustrator to apply the update.
🔧 Temporary Workarounds
Restrict file opening
allConfigure application control policies to prevent Illustrator from opening files from untrusted sources or network locations.
User awareness training
allEducate users to only open Illustrator files from trusted sources and verify file integrity before opening.
🧯 If You Can't Patch
- Implement application whitelisting to block Illustrator execution entirely if not business-critical
- Deploy endpoint detection and response (EDR) solutions configured to monitor and alert on suspicious Illustrator process behavior
🔍 How to Verify
Check if Vulnerable:
Check Illustrator version via Help > About Illustrator. If version is 29.0.0, 28.7.2 or earlier, the system is vulnerable.Check Version:
On Windows: Check Illustrator.exe properties > Details tab. On macOS: Right-click Illustrator.app > Get Info.Verify Fix Applied:
Verify Illustrator version is 29.0.1 or later via Help > About Illustrator.📡 Detection & Monitoring
Log Indicators:
- Unusual Illustrator process spawning child processes
- Illustrator crashes with memory access violations
- Multiple failed attempts to open corrupted files
Network Indicators:
- Illustrator process making unexpected outbound connections after file open
- DNS queries to suspicious domains following Illustrator execution
SIEM Query:
process_name:"Illustrator.exe" AND (process_child_count > 3 OR process_memory_usage > 500MB)