CVE-2025-13406: Scanning for higher HART revision device leads into NULL pointer dereference in live list

Severity: medium (CVSS 6.8 v4.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-03-17 · updated 2026-06-17
Weakness: CWE-476

Description

NULL Pointer Dereference vulnerability in Softing Industrial Automation GmbH smartLink SW-HT (Webserver modules) allows HTTP DoS.This issue affects smartLink SW-HT: 1.43.

Affected products

Softing smartLink SW-HT: 1.43

References

https://industrial.softing.com/fileadmin/psirt/downloads/2025/CVE-2025-13406.html
https://industrial.softing.com/fileadmin/psirt/downloads/2025/CVE-2025-13406.json

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