CVE-2025-40738
highpriority · track · 5EPSS 0.134 · 96 %ileDEEUNLRUUSEPSS · scored 2026-10-27
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-26572).
remediations
Vendor fix, mitigation, or workaround guidance, as published by each source.
A vendor fix is available.
- FixedSINEC NMSsiemens_psirt
Update to V4.0 or later version
https://support.industry.siemens.com/cs/ww/en/view/109989514/ - FixedSINEC NMScisa_csaf_ot
Update to V4.0 or later version
https://support.industry.siemens.com/cs/ww/en/view/109989514/
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.3–8.8
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (6)
Products and version ranges known to be affected.
advisories (3)
Vendor and ecosystem advisories describing this.
- NCSC-2025-0211Kwetsbaarheden verholpen in Siemens productenNL2025-07-08csaf · ncsc_nlNL
Siemens heeft kwetsbaarheden verholpen in diverse producten als SIMATIC, SINEC, SIPROTEC, Solid Edge en TIA,
- SSA-078892SSA-078892: Multiple Vulnerabilities in SINEC NMS Before V4.02025-07-08csaf · siemens_psirtDE
Siemens SINEC NMS before V4.0 is affected by multiple vulnerabilities which could allow an attacker to elevate privilege and exceute arbitrary code. Siemens has released a new version for SINEC NMS and recommends to update to the latest version. Siemens is preparing further fix versions and recommends countermeasures for products where fixes are not, or not yet available.
- ICSA-25-191-01Siemens SINEC NMS2025-07-08icsa · cisa_csaf_otUS
Siemens SINEC NMS before V4.0 is affected by multiple vulnerabilities which could allow an attacker to elevate privilege and exceute arbitrary code. Siemens has released a new version for SINEC NMS and recommends to update to the latest version. Siemens is preparing further fix versions and recommends countermeasures for products where fixes are not, or not yet available.
also known as (7)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (5)
External citations — patches, advisories, analysis.
- https://cert-portal.siemens.com/productcert/html/ssa-078892.htmlcnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2025-40738cnnvd
- https://support.industry.siemens.com/cs/document/109989514/download-and-sales-and-delivery-release-for-the-product-sinec-nms-v4-0?lc=en-wwPatchcnnvd
- https://cert-portal.siemens.com/productcert/html/ssa-078892.htmlenisa_euvd
- https://cert-portal.siemens.com/productcert/html/ssa-078892.htmlVendor Advisorynvd
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