CVE-2024-12547
📋 TL;DR
This vulnerability allows remote attackers to execute arbitrary code by tricking users into opening malicious JPF files in Tungsten Automation Power PDF. The flaw exists in JPF file parsing where improper data validation enables out-of-bounds writes. All users of affected Power PDF versions are at risk.
💻 Affected Systems
- Tungsten Automation Power PDF
📦 What is this software?
Power Pdf by Tungstenautomation
⚠️ Risk & Real-World Impact
Worst Case
Complete system compromise with attacker gaining the same privileges as the PDF application user, potentially leading to data theft, ransomware deployment, or lateral movement.
Likely Case
Malicious actors send phishing emails with crafted JPF files, leading to code execution on individual workstations when users open the files.
If Mitigated
With proper security controls, exploitation attempts are blocked at email gateways or endpoints, and limited user privileges prevent system-wide compromise.
🎯 Exploit Status
Exploitation requires user interaction (opening malicious file). The vulnerability is memory corruption-based requiring specific file crafting.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Check Tungsten Automation security advisory for specific patched version
Vendor Advisory: https://www.tungstenautomation.com/security
Restart Required: No
Instructions:
1. Check current Power PDF version
2. Visit Tungsten Automation security portal
3. Download and apply latest security update
4. Verify update installation
🔧 Temporary Workarounds
Disable JPF file association
WindowsRemove JPF file type association with Power PDF to prevent automatic opening
Control Panel > Default Programs > Associate a file type or protocol with a program > Remove .jpf association with Power PDF
Block JPF files at perimeter
allConfigure email and web gateways to block JPF file attachments
🧯 If You Can't Patch
- Implement application whitelisting to block unauthorized Power PDF execution
- Restrict user privileges to standard user accounts (not administrator)
🔍 How to Verify
Check if Vulnerable:
Check Power PDF version against vendor's security advisory for affected versionsCheck Version:
Open Power PDF > Help > About Power PDFVerify Fix Applied:
Verify Power PDF version matches or exceeds patched version specified in vendor advisory📡 Detection & Monitoring
Log Indicators:
- Power PDF crash logs with memory access violations
- Windows Application logs showing Power PDF process termination
Network Indicators:
- Inbound emails with JPF attachments from unknown sources
- Downloads of JPF files from untrusted websites
SIEM Query:
Process:PowerPDF.exe AND (EventID:1000 OR EventID:1001) AND ExceptionCode:c0000005