CVE-2026-24032

HIGH

Siemens SINEC NMS <V4.0 SP3 - Auth Bypass

Title source: llm
STIX 2.1

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)

Scores

CVSS v3 7.3
EPSS 0.0025
EPSS Percentile 16.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-347
Status published
Products (1)
Siemens/SINEC NMS < V4.0 SP3
Published Apr 14, 2026
Tracked Since Apr 14, 2026