CVE-2025-40833

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.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://cert-portal.siemens.com/productcert/html/ssa-392349.html

Configurations

No configuration.

History

No history.

Information

Published : 2026-05-12 10:16

Updated : 2026-08-11 13:17

NVD link : CVE-2025-40833

Mitre link : CVE-2025-40833

CVE.ORG link : CVE-2025-40833

JSON object : View

Products Affected

No product.

CWE

CWE-476

NULL Pointer Dereference

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This could allow an attacker to cause denial of service condition. A manual restart is required to recover the system."}], "lastModified": "2026-08-11T13:17:29.370", "sourceIdentifier": "productcert@siemens.com"}