CVE-2025-40833 | THREATINT

Description

The affected devices contain a null pointer dereference vulnerability while processing specially crafted IPv4 requests. This could allow an attacker to cause denial of service condition. A manual restart is required to recover the system.

PUBLISHED Reserved 2025-04-16 | Published 2026-05-12 | Updated 2026-05-12 | Assigner siemens

HIGH: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

HIGH: 8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Problem types

CWE-476: NULL Pointer Dereference

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References

cert-portal.siemens.com/productcert/html/ssa-392349.html

cve.org (CVE-2025-40833)

nvd.nist.gov (CVE-2025-40833)

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