MEDIUM CVSS 5.5
Published: 2022-08-18

CVE-2022-21793

vmware ixgben Security Advisory (CVE-2022-21793)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2022-21793 impacting vmware ixgben. Evaluated with CVSS Base Score of 5.5 (MEDIUM).

Original NVD Description

Source: NIST NVD
Insufficient control flow management in the Intel(R) Ethernet 500 Series Controller drivers for VMWare before version 1.11.4.0 and in the Intel(R) Ethernet 700 Series Controller drivers for VMWare before version 2.1.5.0 may allow an authenticated user to potentially enable a denial of service via local access.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Local (AV:L)
Requires local system execution permissions
Attack Complexity
Low (AC:L)
No specialized conditions required
Privileges Required
Low (PR:L)
Standard user access required
User Interaction
None (UI:N)
Zero human interaction required
Scope
Unchanged (S:U)
Confined to same security context
Confidentiality
None (C:N)
No data confidentiality impact
Integrity
None (I:N)
No system modification impact
Availability
High (A:H)
Total denial of service or shutdown

🎯 Affected Versions Matrix

Affected Product vmware / ixgben
Affected Versions *
Weakness Enumeration NVD-CWE-Other

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-2022-21793 impacting vmware ixgben.

⚡ Nuclei Detection Template (YAML) cve-2022-21793.yaml
id: cve-2022-21793

info:
  name: vmware ixgben - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: medium
  description: |
    Automated signature & scanner for CVE-2022-21793 affecting vmware ixgben.
    Evaluation: Insufficient control flow management in the Intel(R) Ethernet 500 Series Controller drivers for VMWare before version 1.11.4.0 and in the Intel(R) Eth...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2022-21793
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
    cvss-score: 5.5
    cve-id: CVE-2022-21793
    cwe-id: NVD-CWE-Other
  tags: cve,cve-2022-21793,vmware,ixgben,medium

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "ixgben"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2022-21793.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2022-21793
# Target: vmware ixgben | CVSS: 5.5 (MEDIUM)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2022-21793 (vmware ixgben)...")
    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 vmware ixgben 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-2022-21793.sh
# Recommended Remediation & Patching Commands for CVE-2022-21793
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install ixgben 2>/dev/null || \
sudo dnf upgrade ixgben 2>/dev/null || \
sudo yum update ixgben

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

# 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-2022-21793 in vmware ixgben?

Review vendor-specific security notices and update vmware ixgben 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-2022-21793?

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-2022-21793?

CVE-2022-21793 is classified with a CVSS 3.1 Base Score of 5.5 (MEDIUM). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
5.5
MEDIUM SEVERITY
CVE ID CVE-2022-21793
Weakness NVD-CWE-Other
Vendor vmware
Product ixgben
Published 2022-08-18
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H