CVE-2025-40940 | THREATINT

Description

A vulnerability has been identified in SIMATIC CN 4100 (All versions < V4.0.1). The affected application exhibits inconsistent SNMP behavior, such as unexpected service availability and unreliable configuration handling across protocol versions. This could allow an attacker to access sensitive data, potentially leading to a breach of confidentiality.

PUBLISHED Reserved 2025-04-16 | Published 2025-12-09 | Updated 2025-12-09 | Assigner siemens

MEDIUM: 4.9CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

MEDIUM: 6.9CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Problem types

CWE-200: Exposure of Sensitive Information to an Unauthorized Actor

Product status

Default status

unknown

Any version before V4.0.1

affected

References

cert-portal.siemens.com/productcert/html/ssa-416652.html

cve.org (CVE-2025-40940)

nvd.nist.gov (CVE-2025-40940)

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