What’s Vulnerable › Vulnerabilities

CVE-2024-40764

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-07-18 · updated 2026-06-17
• Weakness: CWE-122

Description

Heap-based buffer overflow vulnerability in the SonicOS IPSec VPN allows an unauthenticated remote attacker to cause Denial of Service (DoS).

Affected products

• SonicWall SonicOS: before 6.5.4.v-21s-rc2457; before 7.0.1-5161; from 7.1.1-7040 before 7.1.1-7058 — fixed in 6.5.4.v-21s-rc2457, 7.0.1-5161, 7.1.1-7058

How to fix

Upgrade to a fixed version: SonicWall SonicOS 6.5.4.v-21s-rc2457, 7.0.1-5161, 7.1.1-7058. Check the vendor advisory for mitigations.

References

• https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2024-0012
• https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2024-0012

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