High severity7.3NVD Advisory· Published Jul 23, 2025· Updated Jun 17, 2026

CVE-2025-40596

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.

Affected products

SonicWall/Sma 500v Firmware
cpe:2.3:o:sonicwall:sma_500v_firmware:*:*:*:*:*:*:*:*
Range: <10.2.2.1-90sv
SonicWall/Sma 210 Firmware
cpe:2.3:o:sonicwall:sma_210_firmware:*:*:*:*:*:*:*:*
Range: <10.2.2.1-90sv
SonicWall/Sma 410 Firmware
cpe:2.3:o:sonicwall:sma_410_firmware:*:*:*:*:*:*:*:*
Range: <10.2.2.1-90sv
SonicWall/SMA1000 seriescpe-rescue2 versions
10.2.1.15-81sv and earlier versions+ 1 more
- (no CPE)range: 10.2.1.15-81sv and earlier versions
- (no CPE)

Patches

Vulnerability mechanics

References

psirt.global.sonicwall.com/vuln-detail/SNWLID-2025-0012nvdVendor Advisory

News mentions

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cvss	0.474
epss	0.042
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000