UNKNOWN CVSS 5.0
Published: 2012-01-27

CVE-2011-4143

rsa envision Security Advisory (CVE-2011-4143)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2011-4143 impacting rsa envision. Evaluated with CVSS Base Score of 5.0 (UNKNOWN).

Original NVD Description

Source: NIST NVD
EMC RSA enVision 4.0 before SP4 P5 and 4.1 before P3 allows remote attackers to obtain sensitive information about environment variables in the web system via unspecified 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
Integrity
None (I:N)
No system modification impact
Availability
None (A:N)
No system availability impact

🎯 Affected Versions Matrix

Affected Product rsa / envision
Affected Versions 4.0
Weakness Enumeration CWE-200

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-2011-4143 impacting rsa envision.

⚡ Nuclei Detection Template (YAML) cve-2011-4143.yaml
id: cve-2011-4143

info:
  name: rsa envision - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: unknown
  description: |
    Automated signature & scanner for CVE-2011-4143 affecting rsa envision.
    Evaluation: EMC RSA enVision 4.0 before SP4 P5 and 4.1 before P3 allows remote attackers to obtain sensitive information about environment variables in the web sy...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2011-4143
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/Au:N/C:P/I:N/A:N
    cvss-score: 5.0
    cve-id: CVE-2011-4143
    cwe-id: CWE-200
  tags: cve,cve-2011-4143,rsa,envision,unknown

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "envision"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2011-4143.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2011-4143
# Target: rsa envision | 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-2011-4143 (rsa envision)...")
    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 rsa envision scope (4.0).")
        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-2011-4143.sh
# Recommended Remediation & Patching Commands for CVE-2011-4143
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install envision 2>/dev/null || \
sudo dnf upgrade envision 2>/dev/null || \
sudo yum update envision

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

# 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

Authorities
  • No records filed in this category.
Distributions
  • No records filed in this category.

❓ Frequently Asked Questions (FAQ) & Remediation Guide

How do I fix CVE-2011-4143 in rsa envision?

Review vendor-specific security notices and update rsa envision 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-2011-4143?

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-2011-4143?

CVE-2011-4143 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-2011-4143
Weakness CWE-200
Vendor rsa
Product envision
Published 2012-01-27
Vector AV:N/AC:L/Au:N/C:P/I:N/A:N