CVE-2024-53676
📋 TL;DR
A directory traversal vulnerability in HPE Insight Remote Support allows attackers to access files outside intended directories, potentially leading to remote code execution. This affects organizations using vulnerable versions of HPE's remote support software for monitoring and managing HPE infrastructure.
💻 Affected Systems
- Hewlett Packard Enterprise Insight Remote Support
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Full system compromise with attacker gaining administrative privileges, data exfiltration, and persistent backdoor installation.
Likely Case
Unauthorized file access leading to credential theft, configuration disclosure, and potential lateral movement within the network.
If Mitigated
Limited impact with only file enumeration possible if proper network segmentation and access controls are implemented.
🎯 Exploit Status
Proof-of-concept code is publicly available on GitHub, making exploitation straightforward for attackers.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Check HPE advisory for specific patched version
Vendor Advisory: https://support.hpe.com/hpesc/public/docDisplay?docLocale=en_US&docId=hpesbgn04731en_us
Restart Required: Yes
Instructions:
1. Review HPE advisory hpesbgn04731en_us
2. Download appropriate patch from HPE Support Portal
3. Apply patch following HPE installation instructions
4. Restart the Insight Remote Support service
🔧 Temporary Workarounds
Network Segmentation
allRestrict network access to the Insight Remote Support interface
Access Control Lists
allImplement strict firewall rules to limit source IP addresses
🧯 If You Can't Patch
- Isolate the system from internet access and restrict to trusted internal networks only
- Implement application-level WAF rules to block directory traversal patterns
🔍 How to Verify
Check if Vulnerable:
Check current version against HPE advisory and test for directory traversal using ../ patterns in web interfaceCheck Version:
Check version through Insight Remote Support web interface or consult HPE documentationVerify Fix Applied:
Verify patch installation and test that directory traversal attempts are properly blocked📡 Detection & Monitoring
Log Indicators:
- Multiple failed directory traversal attempts
- Unusual file access patterns in web server logs
- Requests containing ../ or similar traversal patterns
Network Indicators:
- HTTP requests with directory traversal payloads to the Insight Remote Support endpoint
- Unusual outbound connections from the system
SIEM Query:
source="insight_remote_support" AND (uri="*../*" OR uri="*..\\*" OR uri="*%2e%2e%2f*")