CVE-2018-6487 – This vulnerability in Micro Focus Universal CMD... (How to Fix)

Q: What is the severity of CVE-2018-6487?

CVE-2018-6487 has a CVSS score of 9.8 (CRITICAL). This vulnerability in Micro Focus Universal CMDB Foundation Software allows remote attackers to disclose sensitive information without authentication. Affected organizations running vulnerable versions could have their configuration management data exposed to unauthorized parties.

📋 TL;DR

This vulnerability in Micro Focus Universal CMDB Foundation Software allows remote attackers to disclose sensitive information without authentication. Affected organizations running vulnerable versions could have their configuration management data exposed to unauthorized parties.

💻 Affected Systems

Products:

Micro Focus Universal CMDB Foundation Software

Versions: 10.10, 10.11, 10.20, 10.21, 10.22, 10.30, 10.31, 4.10, 4.11

Operating Systems: Not OS-specific - affects the application regardless of underlying OS

Default Config Vulnerable: ⚠️ Yes

Notes: All installations of affected versions are vulnerable by default. No special configuration is required for exploitation.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete exposure of CMDB configuration data, potentially revealing network architecture, system configurations, credentials, and other sensitive IT infrastructure information to attackers.

🟠

Likely Case

Unauthorized access to configuration data that could be used for reconnaissance, privilege escalation, or lateral movement within the network.

🟢

If Mitigated

Limited information disclosure if proper network segmentation and access controls are implemented, though the vulnerability still exists.

🌐 Internet-Facing: HIGH - The vulnerability is remotely exploitable and affects internet-facing CMDB instances, making them prime targets for attackers.

🏢 Internal Only: MEDIUM - While less exposed than internet-facing systems, internal instances could still be exploited by attackers who have gained initial network access.

🎯 Exploit Status

Public PoC: ✅ No

Weaponized: UNKNOWN

Unauthenticated Exploit: ⚠️ Yes

Complexity: LOW

The vulnerability allows remote information disclosure without authentication, suggesting relatively simple exploitation methods.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Version 10.33 or later

Vendor Advisory: https://softwaresupport.softwaregrp.com/document/-/facetsearch/document/KM03091097

Restart Required: Yes

Instructions:

1. Download the latest patch from Micro Focus support portal. 2. Backup current configuration and data. 3. Apply the patch following vendor instructions. 4. Restart the CMDB service. 5. Verify the update was successful.

🔧 Temporary Workarounds

Network Segmentation

all

Restrict network access to CMDB instances using firewalls or network ACLs

Access Control

all

Implement strict authentication and authorization controls for CMDB access

🧯 If You Can't Patch

Isolate vulnerable systems from internet and restrict internal network access
Implement additional monitoring and alerting for suspicious access patterns to CMDB

🔍 How to Verify

Check if Vulnerable:

Check the CMDB version in the administration console or configuration files. If version matches affected range, system is vulnerable.

Check Version:

Check the CMDB web interface administration panel or consult the installation documentation for version verification methods.

Verify Fix Applied:

Verify the version has been updated to 10.33 or later and test that information disclosure attempts are blocked.

📡 Detection & Monitoring

Log Indicators:

Unusual access patterns to CMDB endpoints
Multiple failed authentication attempts followed by successful information requests
Access from unexpected IP addresses or user agents

Network Indicators:

Unusual traffic patterns to CMDB ports (typically 8080, 8443)
Information disclosure requests to CMDB API endpoints

SIEM Query:

source="cmdb.log" AND (event="information_request" OR event="data_disclosure") AND user="anonymous"

📊 Metadata

CVE ID: CVE-2018-6487

CVSS v3 Score: 9.8 (CRITICAL)

CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE: CWE-200

Published: February 20, 2018

Last Updated: November 21, 2024

🔗 References

📤 Share & Export

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🔗 Related Vulnerabilities

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📋 TL;DR

💻 Affected Systems

📦 What is this software?

Universal Cmdb Foundation Software by Microfocus

Universal Cmdb Foundation Software by Microfocus

Universal Cmdb Foundation Software by Microfocus

Universal Cmdb Foundation Software by Microfocus

Universal Cmdb Foundation Software by Microfocus

Universal Cmdb Foundation Software by Microfocus

Universal Cmdb Foundation Software by Microfocus

Universal Cmdb Foundation Software by Microfocus

Universal Cmdb Foundation Software by Microfocus

⚠️ Risk & Real-World Impact

Worst Case

Likely Case

If Mitigated

🎯 Exploit Status

🛠️ Fix & Mitigation

✅ Official Fix

Instructions:

🔧 Temporary Workarounds

Network Segmentation

Access Control

🧯 If You Can't Patch

🔍 How to Verify

Check if Vulnerable:

Check Version:

Verify Fix Applied:

📡 Detection & Monitoring

Log Indicators:

Network Indicators:

SIEM Query:

📊 Metadata

🔗 References

📤 Share & Export

🔗 Related Vulnerabilities