Home / Vulnerabilities / CVE-2024-40766
CRITICAL SEVERITY Ransomware Linked
CVE-2024-40766 SonicWall · SonicOS

SonicWall SonicOS Improper Access Control Vulnerability

Critical Threat Advisory: This vulnerability is documented in active Ransomware campaigns. Immediate remediation required.

Technical Severity

CVSS v3.1 Metrics

CRITICAL
9.3 / 10
Minimal Risk Critical
Vector Specification
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L
Exploitation Likelihood

EPSS Prediction

4.02 %
Predictive Probability
Percentile Rank
88.2 th

Documented as more likely to be exploited than 88.2% of known CVEs.

Detection Date

Sep 09, 2024

Remediation Due

Sep 30, 2024

CISA Catalog Active

Threat Analysis

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.

Remediation Directive

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

External Intelligence

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2024-0015

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2024-0015

https://www.sonicwall.com/support/notices/gen-7-and-newer-sonicwall-firewalls-sslvpn-recent-threat-activity/kA1VN0000000RDG0A2

https://www.sonicwall.com/support/notices/gen-7-and-newer-sonicwall-firewalls-sslvpn-recent-threat-activity/kA1VN0000000RDG0A2
NVD

National Vulnerability Database

https://nvd.nist.gov/vuln/detail/CVE-2024-40766