UNKNOWN CVSS 5.0
Published: 2005-05-24

CVE-2005-1717

zyxel prestige_650r-31 Security Advisory (CVE-2005-1717)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2005-1717 impacting zyxel prestige_650r-31. Evaluated with CVSS Base Score of 5.0 (UNKNOWN).

Original NVD Description

Source: NIST NVD
ZyXEL Prestige 650R-31 router running ZyNOS FW v3.40(KO.1) allows remote attackers to cause a denial of service (CPU consumption and network loss) via crafted fragmented IP packets.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Network (AV:N)
Exploitable remotely across internet boundaries
Attack Complexity
Low (AC:L)
No specialized conditions required
Confidentiality
None (C:N)
No data confidentiality impact
Integrity
None (I:N)
No system modification impact

🎯 Affected Versions Matrix

Affected Product zyxel / prestige_650r-31
Affected Versions 3.40_ko.1
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-2005-1717 impacting zyxel prestige_650r-31.

⚡ Nuclei Detection Template (YAML) cve-2005-1717.yaml
id: cve-2005-1717

info:
  name: zyxel prestige_650r-31 - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: unknown
  description: |
    Automated signature & scanner for CVE-2005-1717 affecting zyxel prestige_650r-31.
    Evaluation: ZyXEL Prestige 650R-31 router running ZyNOS FW v3.40(KO.1) allows remote attackers to cause a denial of service (CPU consumption and network loss) via...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2005-1717
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/Au:N/C:N/I:N/A:P
    cvss-score: 5.0
    cve-id: CVE-2005-1717
    cwe-id: NVD-CWE-Other
  tags: cve,cve-2005-1717,zyxel,prestige_650r-31,unknown

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "prestige_650r-31"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2005-1717.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2005-1717
# Target: zyxel prestige_650r-31 | CVSS: 5.0 (UNKNOWN)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2005-1717 (zyxel prestige_650r-31)...")
    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 zyxel prestige_650r-31 scope (3.40_ko.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-2005-1717.sh
# Recommended Remediation & Patching Commands for CVE-2005-1717
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install prestige_650r-31 2>/dev/null || \
sudo dnf upgrade prestige_650r-31 2>/dev/null || \
sudo yum update prestige_650r-31

# 2. Inspect installed package versions for vulnerable scope:
dpkg -l | grep -i prestige_650r-31 2>/dev/null || rpm -qa | grep -i prestige_650r-31

# 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-2005-1717 in zyxel prestige_650r-31?

Review vendor-specific security notices and update zyxel prestige_650r-31 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-2005-1717?

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-2005-1717?

CVE-2005-1717 is classified with a CVSS 3.1 Base Score of 5.0 (UNKNOWN). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
5.0
UNKNOWN SEVERITY
CVE ID CVE-2005-1717
Weakness NVD-CWE-Other
Vendor zyxel
Product prestige_650r-31
Published 2005-05-24
Vector AV:N/AC:L/Au:N/C:N/I:N/A:P