CVE-2026-24032

HIGH

Siemens SINEC NMS <V4.0 SP3 - Auth Bypass

Title source: llm

Description

A vulnerability has been identified in SINEC NMS (All versions < V4.0 SP3 with UMC). The affected application contains an authentication weakness due to insufficient validation of user identity in the UMC component. This could allow an unauthenticated remote attacker to bypass authentication and gain unauthorized access to the application. (ZDI-CAN-27564)

References (1)

https://cert-portal.siemens.com/productcert/html/ssa-801704.html

Scores

CVSS v3 7.3

EPSS 0.0005

EPSS Percentile 15.0%

Attack Vector NETWORK

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

Details

CWE

CWE-347

Status published

Products (1)

Siemens/SINEC NMS < V4.0 SP3

Published Apr 14, 2026

Tracked Since Apr 14, 2026