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CVE-2025-40736

Quick assessment

Affected
Siemens SINEC NMS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Siemens SINEC NMS是德国西门子（Siemens）公司的 一个网络管理系统 (NMS)，该系统可用于全天候集中监控、管理和配置具有数万台设备的工业网络，包括与安全相关的领域。 Siemens SINEC NMS V4.0之前版本存在访问控制错误漏洞，该漏洞源于未授权修改管理凭据，可能导致重置超级管理员密码。

CVSS 9.8 · Critical EPSS 0.44% · P36
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I. Basic Information for CVE-2025-40736

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been identified in SINEC NMS (All versions < V4.0). The affected application exposes an endpoint that allows an unauthorized modification of administrative credentials. This could allow an unauthenticated attacker to reset the superadmin password and gain full control of the application (ZDI-CAN-26569).
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
Siemens SINEC NMS 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Siemens SINEC NMS是德国西门子（Siemens）公司的 一个网络管理系统 (NMS)，该系统可用于全天候集中监控、管理和配置具有数万台设备的工业网络，包括与安全相关的领域。 Siemens SINEC NMS V4.0之前版本存在访问控制错误漏洞，该漏洞源于未授权修改管理凭据，可能导致重置超级管理员密码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
Siemens SINEC NMS 0 ~ V4.0 -

II. Public POCs for CVE-2025-40736

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III. Intelligence Information for CVE-2025-40736

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Same Patch Batch · Siemens · 2025-07-08 · 18 CVEs total

CVE-2025-41224 8.8 HIGH Siemens多款产品 安全漏洞
CVE-2025-40738 8.8 HIGH Siemens SINEC NMS 路径遍历漏洞
CVE-2025-40737 8.8 HIGH Siemens SINEC NMS 路径遍历漏洞
CVE-2025-40735 8.8 HIGH Siemens SINEC NMS SQL注入漏洞
CVE-2024-31853 8.1 HIGH Siemens SICAM TOOLBOX II 信任管理问题漏洞
CVE-2024-31854 8.1 HIGH Siemens SICAM TOOLBOX II 信任管理问题漏洞
CVE-2025-40741 7.8 HIGH Siemens Solid Edge SE2025 安全漏洞
CVE-2025-40740 7.8 HIGH Siemens Solid Edge SE2025 缓冲区错误漏洞
CVE-2025-40739 7.8 HIGH Siemens Solid Edge SE2025 缓冲区错误漏洞
CVE-2025-23365 7.8 HIGH Siemens TIA Administrator 访问控制错误漏洞
CVE-2023-52236 7.0 HIGH Siemens多款产品 加密问题漏洞
CVE-2025-40593 6.5 MEDIUM Siemens SIMATIC CN 4100 输入验证错误漏洞
CVE-2025-23364 6.2 MEDIUM Siemens TIA Administrator 数据伪造问题漏洞
CVE-2025-40742 5.3 MEDIUM Siemens多款产品 安全漏洞
CVE-2025-41222 5.3 MEDIUM Siemens多款产品 安全漏洞
CVE-2025-41223 4.8 MEDIUM Siemens多款产品 加密问题漏洞
CVE-2025-27127 4.3 MEDIUM Siemens多款产品 代码问题漏洞

IV. Related Vulnerabilities

Same product: SINEC NMS
Same vendor: Siemens
Same weakness: CWE-306

V. Comments for CVE-2025-40736

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