SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2022-22274

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.

CRITICAL 9.8EPSS 75.5%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 75.5%, 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 via HTTP request allows a remote unauthenticated attacker to cause Denial of Service (DoS) or potentially results in code execution in the firewall.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
75.52% probability · 99th percentile
CISA KEV
Not listed
Weakness
CWE-121, CWE-787
Affected
sonicwall/sonicos · sonicwall/sonicosv
Source
PSIRT@sonicwall.com

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