Vulnerability Monitor

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CVE-2024-40764


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


Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.5, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts and availability (service disruption) for affected systems. Impacting 32 products from sonicwall, from sonicwall, from sonicwall and 29 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2024, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.


Published

2024-07-18T08:15:02.340

Last Modified

2024-11-21T09:31:34.703

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

Weaknesses
  • Type: Secondary
    CWE-122
  • Type: Primary
    CWE-787

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System sonicwall sonicos < 6.5.4.v-21s-rc2457 Yes
Hardware sonicwall nsv10 - No
Hardware sonicwall nsv100 - No
Hardware sonicwall nsv1600 - No
Hardware sonicwall nsv200 - No
Hardware sonicwall nsv25 - No
Hardware sonicwall nsv300 - No
Hardware sonicwall nsv400 - No
Hardware sonicwall nsv50 - No
Hardware sonicwall nsv800 - No
Operating System sonicwall sonicos < 7.0.1-5161 Yes
Operating System sonicwall sonicos < 7.1.1-7058 Yes
Hardware sonicwall nsa_2700 - No
Hardware sonicwall nsa_3700 - No
Hardware sonicwall nsa_4700 - No
Hardware sonicwall nsa_5700 - No
Hardware sonicwall nsa_6700 - No
Hardware sonicwall nssp_10700 - No
Hardware sonicwall nssp_11700 - No
Hardware sonicwall nssp_13700 - No
Hardware sonicwall nssp_15700 - No
Hardware sonicwall nsv_270 - No
Hardware sonicwall nsv_470 - No
Hardware sonicwall nsv_870 - No
Hardware sonicwall tz270 - No
Hardware sonicwall tz270w - No
Hardware sonicwall tz370 - No
Hardware sonicwall tz370w - No
Hardware sonicwall tz470 - No
Hardware sonicwall tz470w - No
Hardware sonicwall tz570 - No
Hardware sonicwall tz570p - No
Hardware sonicwall tz570w - No
Hardware sonicwall tz670 - No

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For sonicwall's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.