CVE-2024-52901
📋 TL;DR
IBM InfoSphere Information Server 11.7 contains an improper input validation vulnerability in its GUI component. Authenticated users can cause the GUI to stop loading or become unresponsive, disrupting administrative and user interfaces. This affects organizations running vulnerable versions of IBM InfoSphere Information Server.
💻 Affected Systems
- IBM InfoSphere Information Server
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete denial of service for the InfoSphere GUI, preventing administrators and users from accessing the interface for data integration tasks, potentially halting business operations.
Likely Case
Intermittent GUI failures or unresponsiveness affecting user productivity and administrative functions, requiring service restarts to restore functionality.
If Mitigated
Limited impact with proper access controls and monitoring, though authenticated users could still disrupt GUI availability for their own sessions.
🎯 Exploit Status
Exploitation requires authenticated access to the GUI. The vulnerability involves improper input validation that can be triggered through normal GUI interactions.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Apply fix from IBM Security Bulletin
Vendor Advisory: https://www.ibm.com/support/pages/node/7177700
Restart Required: Yes
Instructions:
1. Review IBM Security Bulletin. 2. Download appropriate fix from IBM Fix Central. 3. Apply fix following IBM installation procedures. 4. Restart InfoSphere services. 5. Verify GUI functionality.
🔧 Temporary Workarounds
Restrict GUI Access
allLimit GUI access to only necessary administrative users through network segmentation and access controls
Implement Input Validation Proxy
allDeploy a web application firewall or reverse proxy with input validation rules for the InfoSphere GUI
🧯 If You Can't Patch
- Implement strict access controls to limit GUI access to essential personnel only
- Monitor GUI availability and user sessions for abnormal behavior patterns
🔍 How to Verify
Check if Vulnerable:
Check if running IBM InfoSphere Information Server version 11.7 without the security fix appliedCheck Version:
Check InfoSphere version through administrative console or installation directory version filesVerify Fix Applied:
Verify fix installation through IBM installation logs and test GUI functionality with various inputs📡 Detection & Monitoring
Log Indicators:
- GUI session failures
- Unusual input patterns in GUI logs
- Multiple authentication attempts followed by GUI errors
Network Indicators:
- Increased HTTP error responses from GUI endpoints
- Unusual patterns in GUI API calls
SIEM Query:
source="infosphere" AND (error OR failure OR "not responding") AND gui