What is CVE-2024-40763?

CVE-2024-40763 is a high-severity vulnerability in Sonicwall Sma100, classified under Heap-based Buffer Overflow. CVSS score: 7.5/10. Published 2024-12-05.

How severe is CVE-2024-40763?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in Sonicwall Sma100

CVE-2024-40763

Heap-based buffer overflow vulnerability in the SonicWall SMA100 SSLVPN due to the use of strcpy. This allows remote authenticated attackers to cause Heap-based buffer overflow and potentially lead to code execution.

Vulnerability class: Buffer Overflow

EPSS: 0.009 (57.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Sonicwall Sma100 — versions 10.2.1.13-72sv and earlier versions
Sonicwall Sma_200
Sonicwall Sma_200_firmware
Sonicwall Sma_210
Sonicwall Sma_210_firmware
Sonicwall Sma_400
Sonicwall Sma_400_firmware
Sonicwall Sma_410
Sonicwall Sma_410_firmware
Sonicwall Sma_500v

Weakness classification (CWE)

CWE-122 — Heap-based Buffer Overflow

References

PSIRT@sonicwall.com (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2024-40763?: CVE-2024-40763 is a high-severity vulnerability in Sonicwall Sma100, classified under Heap-based Buffer Overflow. CVSS score: 7.5/10. Published 2024-12-05.
How severe is CVE-2024-40763?: High severity. CVSS v3 base score is 7.5 out of 10.