CVE-2023-0656

high

Description

A Stack-based buffer overflow vulnerability in the SonicOS allows a remote unauthenticated attacker to cause Denial of Service (DoS), which could cause an impacted firewall to crash.

References

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

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2023-0004

Details

Source: Mitre, NVD

Published: 2023-03-02

Updated: 2023-03-10

Risk Information

CVSS v2

Base Score: 7.8

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

Severity: High

CVSS v3

Base Score: 7.5

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

Severity: High