MikeGPT CyberSecurity

# Cloudflare Configuration Guidance # Generated: 2026-03-10 11:01:44 # Configuration expressions: # for high-severity CVEs. * Dashboard → Security → Page Shield → Policies → Review active client-side scripts to detect if compromised React dependencies are executing malicious JavaScript in user browsers. 4. **Coverage Assessment** — **Strong** --- **Cisco SD-WAN Zero-Day Auth Bypass** 1. **Threat** — Cisco SD-WAN Flaw (Unauthenticated remote attacker bypassing authentication to obtain administrative privileges) 2. **Cloudflare Product(s)** — **Zero Trust (Cloudflare Access)**, **Cloudflare Tunnel** 3. **Configuration Guidance** — * Dashboard → Networks → Tunnels → Route the SD-WAN management interface through an encrypted tunnel to remove its public IP exposure from the internet. * Dashboard → Zero Trust → Access → Applications → Create an application for the SD-WAN management interface and enforce strict Identity Provider (IdP) authentication before network-level access is granted. 4. **Coverage Assessment** — **Strong** --- **Tycoon 2FA Phishing-as-a-Service** 1. **Threat** — Tycoon 2FA phishing-as-a-service platform targeting organizations with Adversary-in-the-Middle (AiTM) attacks 2. **Cloudflare Product(s)** — **Email Security (Area 1)**, **Zero Trust (Cloudflare Access)** 3. **Configuration Guidance** — * Dashboard → Email Security → Policies → Ensure anti-phishing, spoofing, and BEC detection rules are active to catch the initial delivery mechanism. * Dashboard → Zero Trust → Settings → Authentication → Enforce hard security keys (FIDO2/WebAuthn) for application access, which are cryptographically resistant to the AiTM token-theft tactics used by Tycoon. 4. **Coverage Assessment** — **Strong** --- **Workspace One SSRF (CVE-2021-22054)** 1. **Threat** — Workspace One Server-Side Request Forgery (CVE-2021-22054) flagged by CISA KEV 2. **Cloudflare Product(s)** — **WAF (Web Application Firewall)** 3. **Configuration Guidance** — Dashboard → Security → WAF → Managed Rules → Search for "CVE-2021-22054" or "Workspace One" in the Cloudflare Managed Ruleset and verify the action is set to # . 4. **Coverage Assessment** — **Strong** --- **INC Ransom Attacks** 1. **Threat** — INC Ransom Attacks Targeting Pacific Networks 2. **Cloudflare Product(s)** — **Cloudflare Gateway**, **Cloudflare One (SASE)** 3. **Configuration Guidance** — Dashboard → Zero Trust → Gateway → Policies → DNS → Create rule: # → Action: # Dashboard navigation paths: # Dashboard → Security → WAF → Managed Rules → Ensure the "Cloudflare Managed Ruleset" is enabled and set to # Dashboard → Security → Page Shield → Policies → Review active client-side scripts to detect if compromised React dependencies are executing malicious JavaScript in user browsers. # Dashboard → Networks → Tunnels → Route the SD-WAN management interface through an encrypted tunnel to remove its public IP exposure from the internet. # Dashboard → Zero Trust → Access → Applications → Create an application for the SD-WAN management interface and enforce strict Identity Provider (IdP) authentication before network-level access is granted. # Dashboard → Email Security → Policies → Ensure anti-phishing, spoofing, and BEC detection rules are active to catch the initial delivery mechanism. # Dashboard → Zero Trust → Settings → Authentication → Enforce hard security keys (FIDO2/WebAuthn) for application access, which are cryptographically resistant to the AiTM token-theft tactics used by Tycoon. # Dashboard → Security → WAF → Managed Rules → Search for "CVE-2021-22054" or "Workspace One" in the Cloudflare Managed Ruleset and verify the action is set to # Dashboard → Zero Trust → Gateway → Policies → DNS → Create rule:

rule APT_Tycoon_Warlock_Indicators { meta: description = "Detects artifacts associated with Tycoon 2FA phishing and Warlock malware" author = "Threat Rundown" date = "2026-03-10" reference = "https://securityaffairs.com/?p=189205" severity = "high" tlp = "white" strings: $s1 = "Tycoon" ascii wide nocase $s2 = "Warlock" ascii wide nocase $s3 = "CVE-2021-22054" ascii wide $s4 = "CVE-2025-26399" ascii wide $s5 = "CVE-2026-1603" ascii wide condition: any of ($s*) }

index=web sourcetype="access_combined" OR sourcetype="f5:bigip:ltm:access" uri_path="*/catalog-portal/ui/oauth/verify*" OR uri_query="*CVE-2021-22054*" | eval risk_score=case( status=200 AND (match(uri_query, "(?i)Warlock") OR match(uri_query, "(?i)Tycoon")), 100, status=200, 75, status=403 OR status=404, 25, 1==1, 10) | where risk_score >= 50 | table _time, src_ip, dest_ip, http_method, uri_path, uri_query, status, risk_score | sort -_time

$computers = "localhost", "WS1-SERVER01", "WS1-SERVER02" foreach ($computer in $computers) { if (Test-Connection -ComputerName $computer -Count 1 -Quiet) { Write-Host "Checking $computer for Workspace One services..." $services = Get-Service -ComputerName $computer -Name "*WorkspaceOne*", "*AirWatch*" -ErrorAction SilentlyContinue if ($services) { Write-Host "[!] Workspace One services found on $computer. Verify patching for CVE-2021-22054." -ForegroundColor Red } else { Write-Host "[+] No Workspace One services detected on $computer." -ForegroundColor Green } } }