CVE-2024-34133

7.8 HIGH

📋 TL;DR

Adobe Illustrator versions 28.5, 27.9.4 and earlier contain an out-of-bounds write vulnerability that could allow attackers to execute arbitrary code on a victim's system. This affects users who open malicious Illustrator files, potentially leading to full system compromise under the current user's privileges.

💻 Affected Systems

Products:
  • Adobe Illustrator
Versions: 28.5 and earlier, 27.9.4 and earlier
Operating Systems: Windows, macOS
Default Config Vulnerable: ⚠️ Yes
Notes: All default installations of affected versions are vulnerable. Requires user interaction to open malicious file.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete system takeover with the current user's privileges, enabling data theft, ransomware deployment, or persistent backdoor installation.

🟠

Likely Case

Malware installation leading to credential theft, data exfiltration, or system disruption.

🟢

If Mitigated

Limited impact with proper application sandboxing and user privilege restrictions.

🌐 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). No public exploit code available at disclosure.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Update to Illustrator 28.6 or later

Vendor Advisory: https://helpx.adobe.com/security/products/illustrator/apsb24-45.html

Restart Required: Yes

Instructions:

1. Open Adobe Illustrator. 2. Go to Help > Updates. 3. Install available updates. 4. Restart Illustrator after installation completes.

🔧 Temporary Workarounds

Restrict file opening

all

Only open Illustrator files from trusted sources. Disable automatic file opening features.

Application sandboxing

all

Run Illustrator in restricted environments or virtual machines to limit potential damage.

🧯 If You Can't Patch

  • Implement application whitelisting to prevent unauthorized Illustrator execution
  • Deploy endpoint detection and response (EDR) to monitor for suspicious Illustrator activity

🔍 How to Verify

Check if Vulnerable:

Check Illustrator version via Help > About Illustrator. If version is 28.5 or earlier, or 27.9.4 or earlier, system is vulnerable.

Check Version:

Illustrator: Help > About Illustrator

Verify Fix Applied:

Verify Illustrator version is 28.6 or later after applying updates.

📡 Detection & Monitoring

Log Indicators:

  • Unexpected Illustrator crashes
  • Suspicious file opening events in application logs
  • Unusual process spawning from Illustrator

Network Indicators:

  • Outbound connections from Illustrator to unknown IPs
  • DNS requests for suspicious domains from Illustrator process

SIEM Query:

process_name:"Illustrator.exe" AND (event_type:crash OR parent_process:unusual)

🔗 References

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