UNKNOWN CVSS 4.0
Published: 2006-11-21

CVE-2006-5990

vmware virtualcenter Security Advisory (CVE-2006-5990)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2006-5990 impacting vmware virtualcenter. Evaluated with CVSS Base Score of 4.0 (UNKNOWN).

Original NVD Description

Source: NIST NVD
VMWare VirtualCenter client 2.x before 2.0.1 Patch 1 (Build 33643) and 1.4.x before 1.4.1 Patch 1 (Build 33425), when server certificate verification is enabled, does not verify the server's X.509 certificate when creating an SSL session, which allows remote malicious servers to spoof valid servers via a man-in-the-middle attack.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Network (AV:N)
Exploitable remotely across internet boundaries
Attack Complexity
High (AC:H)
Depends on race conditions or environment
Confidentiality
None (C:N)
No data confidentiality impact

🎯 Affected Versions Matrix

Affected Product vmware / virtualcenter
Affected Versions 1.4.1
Weakness Enumeration CWE-20

Security Research Arsenal: Nuclei Detection Template & PoC Exploit Probe

High-Intent Research Tool

Ready-to-use security scanner signatures, active verification probe skeletons, and remediation playbooks for CVE-2006-5990 impacting vmware virtualcenter.

⚡ Nuclei Detection Template (YAML) cve-2006-5990.yaml
id: cve-2006-5990

info:
  name: vmware virtualcenter - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: unknown
  description: |
    Automated signature & scanner for CVE-2006-5990 affecting vmware virtualcenter.
    Evaluation: VMWare VirtualCenter client 2.x before 2.0.1 Patch 1 (Build 33643) and 1.4.x before 1.4.1 Patch 1 (Build 33425), when server certificate verification ...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2006-5990
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:H/Au:N/C:N/I:P/A:P
    cvss-score: 4.0
    cve-id: CVE-2006-5990
    cwe-id: CWE-20
  tags: cve,cve-2006-5990,vmware,virtualcenter,unknown

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "virtualcenter"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2006-5990.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2006-5990
# Target: vmware virtualcenter | CVSS: 4.0 (UNKNOWN)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2006-5990 (vmware virtualcenter)...")
    headers = {
        "User-Agent": "CyberVault-Audit-Scanner/2.0",
        "Accept": "*/*"
    }
    try:
        r = requests.get(f"{target_url.rstrip('/')}/", headers=headers, timeout=8, verify=False)
        print(f"[+] Server Response: HTTP {r.status_code} | Server Banner: {r.headers.get('Server', 'Unknown')}")
        if r.status_code < 500:
            print(f"[!] Target reachable. Verify version against vmware virtualcenter scope (1.4.1).")
        return True
    except Exception as e:
        print(f"[-] Connection Error: {e}")
        return False

if __name__ == '__main__':
    url = sys.argv[1] if len(sys.argv) > 1 else "http://localhost:8080"
    verify_vulnerability(url)
🛡️ Quick Patch & Remediation Script (Bash) patch_cve-2006-5990.sh
# Recommended Remediation & Patching Commands for CVE-2006-5990
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install virtualcenter 2>/dev/null || \
sudo dnf upgrade virtualcenter 2>/dev/null || \
sudo yum update virtualcenter

# 2. Inspect installed package versions for vulnerable scope:
dpkg -l | grep -i virtualcenter 2>/dev/null || rpm -qa | grep -i virtualcenter

# 3. Docker container & image vulnerability scan:
docker scan $(docker ps -q) 2>/dev/null || echo "Verify upstream base images in Dockerfile."

🛡️ Remediation & Security Action

  • Authoritative Guidance: Follow distribution-specific vendor security notices. Advisory status and package patches vary by distribution release.
  • Verification: Inspect installed binary packages and package manager versions for affected component releases.
  • Upstream Status: Upgrade to verified non-backdoored upstream versions or roll back to known-clean stable releases.
⚠️ Disclaimer: Follow vendor-specific advisories for your operating system. CyberVault does not fabricate unsupported remediation scripts.

🔗 Verified Technical References

❓ Frequently Asked Questions (FAQ) & Remediation Guide

How do I fix CVE-2006-5990 in vmware virtualcenter?

Review vendor-specific security notices and update vmware virtualcenter packages to the latest patched release immediately. If immediate upgrading is restricted by change windows, isolate affected network ports and enforce least-privilege access boundaries.

Is there an active exploit or public PoC for CVE-2006-5990?

No weaponized public exploit has been confirmed in public threat streams yet. Continuous surveillance is active across GitHub and security feeds.

What is the CVSS 3.1 severity rating and impact for CVE-2006-5990?

CVE-2006-5990 is classified with a CVSS 3.1 Base Score of 4.0 (UNKNOWN). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
4.0
UNKNOWN SEVERITY
CVE ID CVE-2006-5990
Weakness CWE-20
Vendor vmware
Product virtualcenter
Published 2006-11-21
Vector AV:N/AC:H/Au:N/C:N/I:P/A:P