SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-40596

A Stack-based buffer overflow vulnerability in the SMA100 series web interface allows remote, unauthenticated attacker to cause Denial of Service (DoS) or potentially results in code execution.

HIGH 7.3EPSS 56.5%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 56.5%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.

Description

A Stack-based buffer overflow vulnerability in the SMA100 series web interface allows remote, unauthenticated attacker to cause Denial of Service (DoS) or potentially results in code execution.

CVSS 3.1
7.3 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
EPSS
56.49% probability · 99th percentile
CISA KEV
Not listed
Weakness
CWE-121
Affected
sonicwall/sma 500v firmware · sonicwall/sma 210 firmware · sonicwall/sma 410 firmware
Source
PSIRT@sonicwall.com

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