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CVE-2024-40766: SonicWall SonicOS Improper Access Control Vulnerability
SonicWall SonicOS · in CISA KEV since 2024-09-09
2024-09-09added to KEV
2024-09-30federal remediation due date
18.18%EPSS exploit probability (30 days) 97.1th percentile
9.8 CRITICALCVSS 3.1
Knownknown ransomware use
17days from NVD publication to KEV
What it is
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.
Required action (CISA)
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
| CWE | CWE-284 |
|---|---|
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD published | 2024-08-23 (Analyzed) |
Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2024-40766.json · all KEV CVEs
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Get the full file: Exploited Vulnerabilities Brief – September 2026 ($29): this month's KEV additions ranked by EPSS, ransomware use and due date, ready to hand to a patch team. Checkout by Polar.
Get the full file: Exploited Vulnerabilities Brief – September 2026 ($29): this month's KEV additions ranked by EPSS, ransomware use and due date, ready to hand to a patch team. Checkout by Polar.