What is CVE-2024-12803?

CVE-2024-12803 is a high-severity vulnerability in SonicWall Sonicos, classified under Stack-based Buffer Overflow. CVSS score: 7.2/10. Published 2025-01-09.

How severe is CVE-2024-12803?

High severity. CVSS v3 base score is 7.2 out of 10.

Is CVE-2024-12803 known to be exploited?

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

Buffer overflow in SonicWall Sonicos

CVE-2024-12803

A post-authentication stack-based buffer overflow vulnerability in SonicOS management allows a remote attacker to crash a firewall and potentially leads to code execution.

Vulnerability class: Buffer Overflow

EPSS: 0.008 (53.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Sonicwall Sonicos — versions 6.5.4.15-117n and older versions, 7.0.1-5161 and older version, 7.1.2-7019

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

Public proof-of-concept exploits

ARPSyndicate/cve-scores

References

PSIRT@sonicwall.com (vendor-advisory)

Frequently asked questions

What is CVE-2024-12803?: CVE-2024-12803 is a high-severity vulnerability in SonicWall Sonicos, classified under Stack-based Buffer Overflow. CVSS score: 7.2/10. Published 2025-01-09.
How severe is CVE-2024-12803?: High severity. CVSS v3 base score is 7.2 out of 10.
Is CVE-2024-12803 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.