CVE-2025-40602

📌 Overview

CVE-2025-40602 is a local privilege escalation vulnerability affecting SonicWall Secure Mobile Access (SMA) 1000 series appliances.
The flaw exists in the Appliance Management Console (AMC) due to insufficient authorization checks, allowing an authenticated low-privileged user to escalate privileges.

This vulnerability has been observed being actively exploited in the wild, especially when chained with other vulnerabilities to achieve full system compromise.

📝 Vulnerability Description

The vulnerability allows an attacker with limited access to the SonicWall SMA 1000 management interface to execute actions beyond their assigned privileges.

When successfully exploited, the attacker can:

• Escalate privileges to administrator or root level
• Modify system configurations
• Gain persistent access to the appliance

In real-world attacks, CVE-2025-40602 has been chained with other flaws to achieve unauthenticated remote code execution (RCE).

💥 Impact

Successful exploitation may lead to:

• Privilege escalation to root
• Complete device takeover
• Network compromise
• Credential theft
• Persistent backdoor installation
• Bypass of security controls

CVSS Score: ~6.6 (Medium)
Attack Complexity: Low (when chained)
User Interaction: Not required (in chained exploits)

🎯 Affected Products & Versions

Affected

• SonicWall Secure Mobile Access (SMA) 1000 Series
  • Appliance Management Console (AMC)

Not Affected

• SonicWall SMA 200 / 400 / 500v
• Other SonicWall firewall products

🛠️ Patch & Mitigation

Official Fix

SonicWall has released security patches and firmware updates addressing this vulnerability.

✔️ Action Required:

• Upgrade to the latest SonicWall SMA 1000 firmware
• Apply all security hotfixes provided by SonicWall

Temporary Mitigations

If patching is not immediately possible:

• Restrict access to the Management Console
• Limit admin interface exposure to trusted IPs only
• Monitor logs for suspicious privilege escalation activity

🔍 Search Engine Dorks

🔎 Google Dorks

intitle:"SonicWall - Appliance Management Console"
inurl:/sonicwall
"SMA 1000" "Management Console"

🌐 Shodan Dorks

title:"Appliance Management Console"
product:"SonicWall SMA"
http.title:"Appliance Management Console"
ssl:"SonicWall"

📡 FOFA Dorks

title="Appliance Management Console"
app="SonicWall-SMA"

🕵️ Hunter Dorks

product.name="SonicWall SMA1000"
product.name="SonicWall SMA"

🛰️ ZoomEye Dorks

app="SonicWall SMA1000"
app:"SonicWall SMA"
title:"Appliance Management Console"

🚀 How to Use This Repository

1️⃣ Clone repo

git clone https://github.com/cyberleelawat/CVE-2025-40602.git
cd CVE-2025-40602

2️⃣ Use Nuclei templete

Use domain

nuclei -u https://example.com -t CVE-2025-40602.yaml

Use subdomain list

nuclei -l subdomain.txt -t CVE-2025-40602.yaml

References

• https://nvd.nist.gov/vuln/detail/CVE-2025-40602
• https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0019
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog
• https://thehackernews.com/2025/12/sonicwall-fixes-actively-exploited-cve.html
• https://www.tenable.com/blog/cve-2025-40602-sonicwall-secure-mobile-access-sma-1000-zero-day-exploited
• https://www.bleepingcomputer.com/news/security/sonicwall-warns-of-new-sma1000-zero-day-exploited-in-attacks/

⚠️ Disclaimer

This repository is intended for educational and defensive security purposes only.
The author is not responsible for misuse of the information provided.