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CVE-2022-22274

critical

Description

A Stack-based buffer overflow vulnerability in the SonicOS via HTTP request allows a remote unauthenticated attacker to cause Denial of Service (DoS) or potentially results in code execution in the firewall.

References

https://bishopfox.com/blog/state-sonicwall-exposure-firmware-decryption-unlocks-insights

https://bishopfox.com/blog/its-2024-and-over-178-000-sonicwall-firewalls-are-publicly-exploitable

https://www.tenable.com/cyber-exposure/tenable-2022-threat-landscape-report

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2022-0003

Details

Source: Mitre, NVD

Published: 2022-03-25

Updated: 2024-11-21

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.37324

Vulnerability Watch

Tenable Research has classified this CVE under the following Vulnerability Watch classification, which includes active and historical (inactive) classifications. You can learn more about these classifications on our blog.

Vulnerability Being Monitored