CVE-2024-45076
📋 TL;DR
This vulnerability in IBM webMethods Integration 10.15 allows authenticated users to upload and execute arbitrary files on the underlying operating system, leading to remote code execution. It affects organizations using IBM webMethods Integration 10.15 with authenticated user access. The high CVSS score of 9.9 indicates critical severity.
💻 Affected Systems
- IBM webMethods Integration
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete system compromise allowing attackers to execute arbitrary commands, install malware, exfiltrate data, and pivot to other systems in the network.
Likely Case
Attackers gain shell access to the server, potentially stealing sensitive data, disrupting services, or using the system as a foothold for further attacks.
If Mitigated
With proper network segmentation and least privilege access, impact could be limited to the specific application server.
🎯 Exploit Status
Exploitation requires authenticated access but the vulnerability itself is straightforward file upload with execution capability.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Apply interim fix or upgrade as specified in IBM advisory
Vendor Advisory: https://www.ibm.com/support/pages/node/7167245
Restart Required: Yes
Instructions:
1. Review IBM advisory at the provided URL
2. Download and apply the appropriate interim fix
3. Restart the webMethods Integration service
4. Verify the fix is applied successfully
🔧 Temporary Workarounds
Restrict file upload permissions
allConfigure the application to restrict file upload capabilities to trusted users only and implement file type validation.
Implement web application firewall rules
allDeploy WAF rules to block suspicious file upload patterns and execution attempts.
🧯 If You Can't Patch
- Implement strict network segmentation to isolate the vulnerable system from critical assets
- Enforce least privilege access controls and monitor all authenticated user activities closely
🔍 How to Verify
Check if Vulnerable:
Check if running IBM webMethods Integration version 10.15 by examining installation logs or using the version check command.Check Version:
Check the product documentation for version verification commands specific to your deploymentVerify Fix Applied:
Verify the applied interim fix version matches the one specified in IBM's advisory and test that arbitrary file upload/execution is no longer possible.📡 Detection & Monitoring
Log Indicators:
- Unusual file upload activities in application logs
- Execution of unexpected system commands
- Authentication logs showing suspicious user activity
Network Indicators:
- Unexpected outbound connections from the webMethods server
- Traffic patterns indicating file uploads to unusual locations
SIEM Query:
source="webmethods" AND (event="file_upload" OR event="command_execution") | stats count by user, src_ip