UNKNOWN CVSS 7.5
Published: 2005-12-20

CVE-2005-4411

david_harris mercury_mail_transport_system Security Advisory (CVE-2005-4411)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2005-4411 impacting david_harris mercury_mail_transport_system. Evaluated with CVSS Base Score of 7.5 (UNKNOWN).

Original NVD Description

Source: NIST NVD
Buffer overflow in Mercury Mail Transport System 4.01b allows remote attackers to execute arbitrary code via a long request to TCP port 105.

📊 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 david_harris / mercury_mail_transport_system
Affected Versions 4.01b
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-2005-4411 impacting david_harris mercury_mail_transport_system.

⚡ Nuclei Detection Template (YAML) cve-2005-4411.yaml
id: cve-2005-4411

info:
  name: david_harris mercury_mail_transport_system - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: unknown
  description: |
    Automated signature & scanner for CVE-2005-4411 affecting david_harris mercury_mail_transport_system.
    Evaluation: Buffer overflow in Mercury Mail Transport System 4.01b allows remote attackers to execute arbitrary code via a long request to TCP port 105....
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2005-4411
  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-2005-4411
    cwe-id: NVD-CWE-Other
  tags: cve,cve-2005-4411,david_harris,mercury_mail_transport_sy,unknown

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "mercury_mail_transport_system"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2005-4411.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2005-4411
# Target: david_harris mercury_mail_transport_system | 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-2005-4411 (david_harris mercury_mail_transport_system)...")
    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 david_harris mercury_mail_transport_system scope (4.01b).")
        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-2005-4411.sh
# Recommended Remediation & Patching Commands for CVE-2005-4411
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install mercury_mail_transport_sy 2>/dev/null || \
sudo dnf upgrade mercury_mail_transport_sy 2>/dev/null || \
sudo yum update mercury_mail_transport_sy

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

# 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-2005-4411 in david_harris mercury_mail_transport_system?

Review vendor-specific security notices and update david_harris mercury_mail_transport_system 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-2005-4411?

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-2005-4411?

CVE-2005-4411 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-2005-4411
Weakness NVD-CWE-Other
Vendor david_harris
Product mercury_mail_transport_system
Published 2005-12-20
Vector AV:N/AC:L/Au:N/C:P/I:P/A:P