UNKNOWN CVSS 6.8
Published: 2012-07-05

CVE-2012-0303

symantec message_filter Security Advisory (CVE-2012-0303)
↗ Official NIST NVD Record
Seeking technical exploit breakdowns or verified PoC code for CVE-2012-0303?
🔬 Search Writeups & Exploit Archive →

CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2012-0303 impacting symantec message_filter. Evaluated with CVSS Base Score of 6.8 (UNKNOWN).

Original NVD Description

Source: NIST NVD
Multiple cross-site request forgery (CSRF) vulnerabilities in Brightmail Control Center in Symantec Message Filter 6.3 allow remote attackers to hijack the authentication of arbitrary users for requests that (1) execute application commands or (2) create admin accounts.

📊 CVSS v3.1 Metric Breakdown

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

🎯 Affected Versions Matrix

Affected Product symantec / message_filter
Affected Versions *
Weakness Enumeration CWE-352

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-2012-0303 impacting symantec message_filter.

⚡ Nuclei Detection Template (YAML) cve-2012-0303.yaml
id: cve-2012-0303

info:
  name: symantec message_filter - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: unknown
  description: |
    Automated signature & scanner for CVE-2012-0303 affecting symantec message_filter.
    Evaluation: Multiple cross-site request forgery (CSRF) vulnerabilities in Brightmail Control Center in Symantec Message Filter 6.3 allow remote attackers to hijac...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2012-0303
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:M/Au:N/C:P/I:P/A:P
    cvss-score: 6.8
    cve-id: CVE-2012-0303
    cwe-id: CWE-352
  tags: cve,cve-2012-0303,symantec,message_filter,unknown

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "message_filter"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2012-0303.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2012-0303
# Target: symantec message_filter | CVSS: 6.8 (UNKNOWN)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2012-0303 (symantec message_filter)...")
    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 symantec message_filter 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-2012-0303.sh
# Recommended Remediation & Patching Commands for CVE-2012-0303
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install message_filter 2>/dev/null || \
sudo dnf upgrade message_filter 2>/dev/null || \
sudo yum update message_filter

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

# 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-2012-0303 in symantec message_filter?

Review vendor-specific security notices and update symantec message_filter 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-2012-0303?

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-2012-0303?

CVE-2012-0303 is classified with a CVSS 3.1 Base Score of 6.8 (UNKNOWN). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
6.8
UNKNOWN SEVERITY
CVE ID CVE-2012-0303
Weakness CWE-352
Vendor symantec
Product message_filter
Published 2012-07-05
Vector AV:N/AC:M/Au:N/C:P/I:P/A:P