UNKNOWN CVSS 10.0
Published: 2009-09-24

CVE-2009-3341

linksys wrt54gl Security Advisory (CVE-2009-3341)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2009-3341 impacting linksys wrt54gl. Evaluated with CVSS Base Score of 10.0 (UNKNOWN).

Original NVD Description

Source: NIST NVD
Buffer overflow on the Linksys WRT54GL wireless router allows remote attackers to execute arbitrary code via unspecified vectors, as demonstrated by a certain module in VulnDisco Pack Professional 8.10 through 8.11. NOTE: as of 20090917, this disclosure has no actionable information. However, because the VulnDisco Pack author is a reliable researcher, the issue is being assigned a CVE identifier for tracking purposes.

📊 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 linksys / wrt54gl
Affected Versions *
Weakness Enumeration CWE-119

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-2009-3341 impacting linksys wrt54gl.

⚡ Nuclei Detection Template (YAML) cve-2009-3341.yaml
id: cve-2009-3341

info:
  name: linksys wrt54gl - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: unknown
  description: |
    Automated signature & scanner for CVE-2009-3341 affecting linksys wrt54gl.
    Evaluation: Buffer overflow on the Linksys WRT54GL wireless router allows remote attackers to execute arbitrary code via unspecified vectors, as demonstrated by a...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2009-3341
  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-2009-3341
    cwe-id: CWE-119
  tags: cve,cve-2009-3341,linksys,wrt54gl,unknown

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "wrt54gl"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2009-3341.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2009-3341
# Target: linksys wrt54gl | 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-2009-3341 (linksys wrt54gl)...")
    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 linksys wrt54gl scope (*).")
        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-2009-3341.sh
# Recommended Remediation & Patching Commands for CVE-2009-3341
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install wrt54gl 2>/dev/null || \
sudo dnf upgrade wrt54gl 2>/dev/null || \
sudo yum update wrt54gl

# 2. Inspect installed package versions for vulnerable scope:
dpkg -l | grep -i wrt54gl 2>/dev/null || rpm -qa | grep -i wrt54gl

# 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-2009-3341 in linksys wrt54gl?

Review vendor-specific security notices and update linksys wrt54gl 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-2009-3341?

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-2009-3341?

CVE-2009-3341 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-2009-3341
Weakness CWE-119
Vendor linksys
Product wrt54gl
Published 2009-09-24
Vector AV:N/AC:L/Au:N/C:C/I:C/A:C