UNKNOWN CVSS 10.0
Published: 2003-12-31

CVE-2003-1422

gentoo syslinux Security Advisory (CVE-2003-1422)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2003-1422 impacting gentoo syslinux. Evaluated with CVSS Base Score of 10.0 (UNKNOWN).

Original NVD Description

Source: NIST NVD
Multiple unspecified vulnerabilities in the installer for SYSLINUX 2.01, when running setuid root, allow local users to gain privileges via unknown vectors.

📊 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 gentoo / syslinux
Affected Versions 2.0.1
Weakness Enumeration CWE-16

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-2003-1422 impacting gentoo syslinux.

⚡ Nuclei Detection Template (YAML) cve-2003-1422.yaml
id: cve-2003-1422

info:
  name: gentoo syslinux - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: unknown
  description: |
    Automated signature & scanner for CVE-2003-1422 affecting gentoo syslinux.
    Evaluation: Multiple unspecified vulnerabilities in the installer for SYSLINUX 2.01, when running setuid root, allow local users to gain privileges via unknown ve...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2003-1422
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/Au:N/C:C/I:C/A:C
    cvss-score: 10.0
    cve-id: CVE-2003-1422
    cwe-id: CWE-16
  tags: cve,cve-2003-1422,gentoo,syslinux,unknown

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "syslinux"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2003-1422.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2003-1422
# Target: gentoo syslinux | CVSS: 10.0 (UNKNOWN)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2003-1422 (gentoo syslinux)...")
    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 gentoo syslinux scope (2.0.1).")
        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-2003-1422.sh
# Recommended Remediation & Patching Commands for CVE-2003-1422
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install syslinux 2>/dev/null || \
sudo dnf upgrade syslinux 2>/dev/null || \
sudo yum update syslinux

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

# 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-2003-1422 in gentoo syslinux?

Review vendor-specific security notices and update gentoo syslinux 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-2003-1422?

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-2003-1422?

CVE-2003-1422 is classified with a CVSS 3.1 Base Score of 10.0 (UNKNOWN). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
10.0
UNKNOWN SEVERITY
CVE ID CVE-2003-1422
Weakness CWE-16
Vendor gentoo
Product syslinux
Published 2003-12-31
Vector AV:N/AC:L/Au:N/C:C/I:C/A:C