UNKNOWN CVSS 7.5
Published: 2005-12-22

CVE-2005-4465

nec univerge Security Advisory (CVE-2005-4465)
↗ Official NIST NVD Record
Seeking technical exploit breakdowns or verified PoC code for CVE-2005-4465?
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2005-4465 impacting nec univerge. Evaluated with CVSS Base Score of 7.5 (UNKNOWN).

Original NVD Description

Source: NIST NVD
The Internet Key Exchange version 1 (IKEv1) implementation in NEC UNIVERGE IX1000, IX2000, and IX3000 allows remote attackers to cause a denial of service and possibly execute arbitrary code via crafted IKE packets, as demonstrated by the PROTOS ISAKMP Test Suite for IKEv1. NOTE: due to the lack of details in the advisory, it is unclear which of CVE-2005-3666, CVE-2005-3667, and/or CVE-2005-3668 this issue applies to.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Network (AV:N)
Exploitable remotely across internet boundaries
Attack Complexity
Low (AC:L)
No specialized conditions required

🎯 Affected Versions Matrix

Affected Product nec / univerge
Affected Versions ix1010
Weakness Enumeration NVD-CWE-Other

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-2005-4465 impacting nec univerge.

⚡ Nuclei Detection Template (YAML) cve-2005-4465.yaml
id: cve-2005-4465

info:
  name: nec univerge - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: unknown
  description: |
    Automated signature & scanner for CVE-2005-4465 affecting nec univerge.
    Evaluation: The Internet Key Exchange version 1 (IKEv1) implementation in NEC UNIVERGE IX1000, IX2000, and IX3000 allows remote attackers to cause a denial of ser...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2005-4465
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/Au:N/C:P/I:P/A:P
    cvss-score: 7.5
    cve-id: CVE-2005-4465
    cwe-id: NVD-CWE-Other
  tags: cve,cve-2005-4465,nec,univerge,unknown

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "univerge"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2005-4465.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2005-4465
# Target: nec univerge | CVSS: 7.5 (UNKNOWN)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2005-4465 (nec univerge)...")
    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 nec univerge scope (ix1010).")
        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-2005-4465.sh
# Recommended Remediation & Patching Commands for CVE-2005-4465
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install univerge 2>/dev/null || \
sudo dnf upgrade univerge 2>/dev/null || \
sudo yum update univerge

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

# 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.

❓ Frequently Asked Questions (FAQ) & Remediation Guide

How do I fix CVE-2005-4465 in nec univerge?

Review vendor-specific security notices and update nec univerge 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-2005-4465?

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-2005-4465?

CVE-2005-4465 is classified with a CVSS 3.1 Base Score of 7.5 (UNKNOWN). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
7.5
UNKNOWN SEVERITY
CVE ID CVE-2005-4465
Weakness NVD-CWE-Other
Vendor nec
Product univerge
Published 2005-12-22
Vector AV:N/AC:L/Au:N/C:P/I:P/A:P