What is CVE-2024-53703?

CVE-2024-53703 is a high-severity vulnerability in Sonicwall Sma100, classified under Stack-based Buffer Overflow. CVSS score: 8.1/10. Published 2024-12-05.

How severe is CVE-2024-53703?

High severity. CVSS v3 base score is 8.1 out of 10.

Is CVE-2024-53703 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Sonicwall Sma100

CVE-2024-53703

A vulnerability in the SonicWall SMA100 SSLVPN firmware 10.2.1.13-72sv and earlier versions mod_httprp library loaded by the Apache web server allows remote attackers to cause Stack-based buffer overflow and potentially lead to code execut…

Vulnerability class: Buffer Overflow

EPSS: 0.127 (95.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/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-121 — Stack-based Buffer Overflow

Public proof-of-concept exploits

References

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

Frequently asked questions

What is CVE-2024-53703?: CVE-2024-53703 is a high-severity vulnerability in Sonicwall Sma100, classified under Stack-based Buffer Overflow. CVSS score: 8.1/10. Published 2024-12-05.
How severe is CVE-2024-53703?: High severity. CVSS v3 base score is 8.1 out of 10.
Is CVE-2024-53703 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.