CVE-2025-52616
📋 TL;DR
HCL Unica 12.1.10 exposes sensitive system information that could help attackers plan targeted attacks. This affects organizations using HCL Unica 12.1.10 where the vulnerability hasn't been patched.
💻 Affected Systems
- HCL Unica
📦 What is this software?
Unica by Hcltech
⚠️ Risk & Real-World Impact
Worst Case
Attackers obtain detailed system information enabling targeted exploitation of other vulnerabilities, potentially leading to full system compromise.
Likely Case
Information disclosure helps attackers map the environment and plan subsequent attacks, increasing overall risk.
If Mitigated
Limited exposure with proper network segmentation and access controls, though information leakage still occurs.
🎯 Exploit Status
Exploitation requires understanding of the application and ability to access the information disclosure endpoint.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Apply the fix from HCL support article KB0124230
Vendor Advisory: https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0124230
Restart Required: No
Instructions:
1. Access the HCL support portal. 2. Download the fix for KB0124230. 3. Apply the fix according to HCL documentation. 4. Verify the fix is applied.
🔧 Temporary Workarounds
Network Access Restriction
allRestrict network access to HCL Unica to trusted IP addresses only
Authentication Enforcement
allEnsure all access to the application requires proper authentication
🧯 If You Can't Patch
- Implement strict network segmentation and firewall rules to limit access
- Monitor access logs for unusual information requests and implement alerting
🔍 How to Verify
Check if Vulnerable:
Check if HCL Unica version is 12.1.10 and review system information exposureCheck Version:
Check HCL Unica administration console or configuration files for version informationVerify Fix Applied:
Verify the fix from KB0124230 is applied and test that sensitive information is no longer exposed📡 Detection & Monitoring
Log Indicators:
- Unusual requests for system information endpoints
- Multiple failed authentication attempts followed by information requests
Network Indicators:
- Traffic patterns showing enumeration of system information endpoints
SIEM Query:
source="hcl-unica" AND (uri="*system*" OR uri="*info*" OR uri="*config*") AND status=200