MEDIUM CVSS 6.1
Published: 2022-11-08

CVE-2022-33322

mitsubishielectric mac-587if-e_firmware Security Advisory (CVE-2022-33322)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2022-33322 impacting mitsubishielectric mac-587if-e_firmware. Evaluated with CVSS Base Score of 6.1 (MEDIUM).

Original NVD Description

Source: NIST NVD
Cross-site scripting vulnerability in Mitsubishi Electric consumer electronics products (Air Conditioning, Wi-Fi Interface, Refrigerator, HEMS adapter, Remote control with Wi-Fi Interface, BATHROOM THERMO VENTILATOR, Rice cooker, Mitsubishi Electric HEMS control adapter, Energy Recovery Ventilator, Smart Switch and Air Purifier) allows a remote unauthenticated attacker to execute an malicious script on a user's browser to disclose information, etc. The wide range of models/versions of Mitsubishi Electric consumer electronics products are affected by this vulnerability. As for the affected product models/versions, see the Mitsubishi Electric's advisory which is listed in [References] section.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Network (AV:N)
Exploitable remotely across internet boundaries
Attack Complexity
Low (AC:L)
No specialized conditions required
Privileges Required
None (PR:N)
Unauthenticated execution
User Interaction
Required (UI:R)
User must click or open resource
Scope
Changed (S:C)
Impacts components beyond caller authority
Confidentiality
Low (C:L)
Partial information leakage
Integrity
Low (I:L)
Partial data modification possible
Availability
None (A:N)
No system availability impact

🎯 Affected Versions Matrix

Affected Product mitsubishielectric / mac-587if-e_firmware
Affected Versions *
Weakness Enumeration CWE-79

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-2022-33322 impacting mitsubishielectric mac-587if-e_firmware.

⚡ Nuclei Detection Template (YAML) cve-2022-33322.yaml
id: cve-2022-33322

info:
  name: mitsubishielectric mac-587if-e_firmware - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: medium
  description: |
    Automated signature & scanner for CVE-2022-33322 affecting mitsubishielectric mac-587if-e_firmware.
    Evaluation: Cross-site scripting vulnerability in Mitsubishi Electric consumer electronics products (Air Conditioning, Wi-Fi Interface, Refrigerator, HEMS adapter...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2022-33322
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cve-id: CVE-2022-33322
    cwe-id: CWE-79
  tags: cve,cve-2022-33322,mitsubishielectric,mac-587if-e_firmware,medium

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "mac-587if-e_firmware"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2022-33322.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2022-33322
# Target: mitsubishielectric mac-587if-e_firmware | CVSS: 6.1 (MEDIUM)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2022-33322 (mitsubishielectric mac-587if-e_firmware)...")
    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 mitsubishielectric mac-587if-e_firmware 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-2022-33322.sh
# Recommended Remediation & Patching Commands for CVE-2022-33322
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install mac-587if-e_firmware 2>/dev/null || \
sudo dnf upgrade mac-587if-e_firmware 2>/dev/null || \
sudo yum update mac-587if-e_firmware

# 2. Inspect installed package versions for vulnerable scope:
dpkg -l | grep -i mac-587if-e_firmware 2>/dev/null || rpm -qa | grep -i mac-587if-e_firmware

# 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-2022-33322 in mitsubishielectric mac-587if-e_firmware?

Review vendor-specific security notices and update mitsubishielectric mac-587if-e_firmware 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-2022-33322?

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-2022-33322?

CVE-2022-33322 is classified with a CVSS 3.1 Base Score of 6.1 (MEDIUM). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
6.1
MEDIUM SEVERITY
CVE ID CVE-2022-33322
Weakness CWE-79
Vendor mitsubishielectric
Product mac-587if-e_firmware
Published 2022-11-08
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N