CVE-2024-40766
SonicWall SonicOS Improper Access Control Vulnerability
Summary
SonicWall SonicOS contains an improper access control vulnerability that could lead to unauthorized resource access and, under certain conditions, may cause the firewall to crash.
Affected software
Vendor: SonicWall · Product: SonicOS
Weakness types (CWE):
What to do
This vulnerability appears in CISA's Known Exploited Vulnerabilities catalog, meaning it is being exploited in the wild. Prioritize patching affected systems and verify exposure across your estate.
Related vulnerabilities in SonicWall
| CVE | Name | EPSS | Exploited |
|---|---|---|---|
| CVE-2019-7481 | SonicWall SMA100 SQL Injection Vulnerability | 99.9% | Yes |
| CVE-2021-20038 | SonicWall SMA 100 Appliances Stack-Based Buffer Overflow Vulnerability | 99.9% | Yes |
| CVE-2024-53704 | SonicWall SonicOS SSLVPN Improper Authentication Vulnerability | 95.1% | Yes |
| CVE-2021-20021 | SonicWall Email Security Improper Privilege Management Vulnerability | 83.4% | Yes |
| CVE-2026-15409 | SonicWall SMA1000 Appliances Server-Side Request Forgery Vulnerability | 78.4% | Yes |
| CVE-2026-15410 | SonicWall SMA1000 Appliances Code Injection Vulnerability | 76.3% | Yes |
| CVE-2023-44221 | SonicWall SMA100 Appliances OS Command Injection Vulnerability | 74.9% | Yes |
| CVE-2021-20023 | SonicWall Email Security Path Traversal Vulnerability | 50.2% | Yes |
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