CVE-2024-39730
📋 TL;DR
This vulnerability in IBM Datacap Navigator allows attackers to perform clickjacking attacks. By tricking users into visiting malicious websites, attackers can hijack user clicks to perform unauthorized actions. Affects IBM Datacap Navigator versions 9.1.7, 9.1.8, and 9.1.9.
💻 Affected Systems
- IBM Datacap Navigator
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Attackers could hijack user sessions, perform unauthorized transactions, steal sensitive data, or install malware through clickjacking.
Likely Case
Attackers trick users into clicking malicious elements, potentially leading to session hijacking or unauthorized actions within the application.
If Mitigated
With proper security controls and user awareness, impact is limited to potential minor unauthorized actions.
🎯 Exploit Status
Exploitation requires social engineering to lure users to malicious sites. Clickjacking techniques are well-documented and easy to implement.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Apply IBM Datacap Navigator Interim Fix 9.1.7.0-ISS-IF001, 9.1.8.0-ISS-IF001, or 9.1.9.0-ISS-IF001
Vendor Advisory: https://www.ibm.com/support/pages/node/7238443
Restart Required: Yes
Instructions:
1. Download appropriate interim fix from IBM Fix Central. 2. Stop Datacap Navigator services. 3. Apply the fix according to IBM documentation. 4. Restart services. 5. Verify fix application.
🔧 Temporary Workarounds
Implement X-Frame-Options Header
allConfigure web server to send X-Frame-Options header to prevent framing
Add 'X-Frame-Options: SAMEORIGIN' or 'X-Frame-Options: DENY' to HTTP headers
Content Security Policy
allImplement Content Security Policy with frame-ancestors directive
Add 'Content-Security-Policy: frame-ancestors 'self'' to HTTP headers
🧯 If You Can't Patch
- Implement web application firewall rules to add X-Frame-Options headers
- Educate users about clickjacking risks and safe browsing practices
🔍 How to Verify
Check if Vulnerable:
Check if Datacap Navigator version is 9.1.7, 9.1.8, or 9.1.9 without interim fix appliedCheck Version:
Check Datacap Navigator version in administration console or installation directoryVerify Fix Applied:
Verify interim fix is installed and test that pages cannot be framed by external sites📡 Detection & Monitoring
Log Indicators:
- Unusual user actions from unexpected referrers
- Multiple failed actions from same session
Network Indicators:
- Requests with suspicious referrer headers
- IFRAME requests to Datacap from external domains
SIEM Query:
source="datacap_logs" AND (referer CONTAINS "malicious-domain" OR action="unexpected_transaction")