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UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-40737

A vulnerability has been identified in SINEC NMS (All versions < V4.0).

HIGH 8.7EPSS 9.43%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (9.43%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A vulnerability has been identified in SINEC NMS (All versions < V4.0). The affected application does not properly validate file paths when extracting uploaded ZIP files. This could allow an attacker to write arbitrary files to restricted locations and potentially execute code with elevated privileges (ZDI-CAN-26571).

CVSS 4.0
8.7 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
9.43% probability · 95th percentile
CISA KEV
Not listed
Weakness
CWE-22
Affected
siemens/sinec nms
Source
productcert@siemens.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.