Vulnerability in Sonicwall Nsa_2650

CVE-2024-40766

An improper access control vulnerability has been identified in the SonicWall SonicOS management access, potentially leading to unauthorized resource access and in specific conditions, causing the firewall to crash. This issue affects Soni…

EPSS: 0.156 (96.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: .

Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Known ransomware campaign use: yes.

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-40766?
CVE-2024-40766 is a critical-severity vulnerability in Sonicwall Nsa_2650, classified under Improper Access Control. CVSS score: 9.8/10. Published 2024-08-23.
How severe is CVE-2024-40766?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2024-40766 known to be exploited?
Yes. CVE-2024-40766 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2024-09-09), indicating it is being actively exploited. 3 public proof-of-concept repositories are indexed.