SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2023-0656

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.

HIGH 7.5EPSS 41.3%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 41.3%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.

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.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
41.32% probability · 99th percentile
CISA KEV
Not listed
Weakness
CWE-121, CWE-787
Affected
sonicwall/sonicos
Source
PSIRT@sonicwall.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.