HIGH

CVE-2023-0656

CVSS v3

7.5

HIGH

EPSS Score

38.4%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

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.

Technical details

Published
3/2/2023

Frequently asked questions

What is 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.

Is CVE-2023-0656 actively exploited?

Active exploitation of CVE-2023-0656 has not been confirmed. The EPSS score is 38.4%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-0656?

CVE-2023-0656 has a CVSS v3 base score of 7.5 (HIGH severity).

Is CVE-2023-0656 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.