UNKNOWN CVSS 9.3
Published: 2011-10-05

CVE-2011-1827

checkpoint connectra_ngx Security Advisory (CVE-2011-1827)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2011-1827 impacting checkpoint connectra_ngx. Evaluated with CVSS Base Score of 9.3 (UNKNOWN).

Original NVD Description

Source: NIST NVD
Multiple unspecified vulnerabilities in Check Point SSL Network Extender (SNX), SecureWorkSpace, and Endpoint Security On-Demand, as distributed by SecurePlatform, IPSO6, Connectra, and VSX, allow remote attackers to execute arbitrary code via vectors involving a (1) ActiveX control or (2) Java applet.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Network (AV:N)
Exploitable remotely across internet boundaries

🎯 Affected Versions Matrix

Affected Product checkpoint / connectra_ngx
Affected Versions r66.1
Weakness Enumeration NVD-CWE-noinfo

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-2011-1827 impacting checkpoint connectra_ngx.

⚡ Nuclei Detection Template (YAML) cve-2011-1827.yaml
id: cve-2011-1827

info:
  name: checkpoint connectra_ngx - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: unknown
  description: |
    Automated signature & scanner for CVE-2011-1827 affecting checkpoint connectra_ngx.
    Evaluation: Multiple unspecified vulnerabilities in Check Point SSL Network Extender (SNX), SecureWorkSpace, and Endpoint Security On-Demand, as distributed by Se...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2011-1827
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:M/Au:N/C:C/I:C/A:C
    cvss-score: 9.3
    cve-id: CVE-2011-1827
    cwe-id: NVD-CWE-noinfo
  tags: cve,cve-2011-1827,checkpoint,connectra_ngx,unknown

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "connectra_ngx"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2011-1827.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2011-1827
# Target: checkpoint connectra_ngx | CVSS: 9.3 (UNKNOWN)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2011-1827 (checkpoint connectra_ngx)...")
    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 checkpoint connectra_ngx scope (r66.1).")
        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-2011-1827.sh
# Recommended Remediation & Patching Commands for CVE-2011-1827
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install connectra_ngx 2>/dev/null || \
sudo dnf upgrade connectra_ngx 2>/dev/null || \
sudo yum update connectra_ngx

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

# 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-2011-1827 in checkpoint connectra_ngx?

Review vendor-specific security notices and update checkpoint connectra_ngx 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-2011-1827?

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-2011-1827?

CVE-2011-1827 is classified with a CVSS 3.1 Base Score of 9.3 (UNKNOWN). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
9.3
UNKNOWN SEVERITY
CVE ID CVE-2011-1827
Weakness NVD-CWE-noinfo
Vendor checkpoint
Product connectra_ngx
Published 2011-10-05
Vector AV:N/AC:M/Au:N/C:C/I:C/A:C