CVE-2025-27396
highEPSS 0.004 · 37 %ileDEEURUUSEPSS · scored 2026-10-20
A vulnerability has been identified in SCALANCE LPE9403 (6GK5998-3GS00-2AC2) (All versions < V4.0). Affected devices do not properly limit the elevation of privileges required to perform certain valid functionality. This could allow an authenticated lowly-privileged remote attacker to escalate their privileges.
remediations
Vendor fix, mitigation, or workaround guidance, as published by each source.
A vendor fix is available.
- FixedSCALANCE LPE9403 (6GK5998-3GS00-2AC2)siemens_psirt
Update to V4.0 or later version
https://support.industry.siemens.com/cs/ww/en/view/109976925/ - FixedSCALANCE LPE9403 (6GK5998-3GS00-2AC2)cisa_csaf_ot
Update to V4.0 or later version
https://support.industry.siemens.com/cs/ww/en/view/109976925/
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.
- siemens scalance lpe9403 firmware< 4.0nvdUScpe:2.3:o:siemens:scalance_lpe9403_firmware:*:*:*:*:*:*:*:*
advisories (2)
Vendor and ecosystem advisories describing this.
- SSA-075201SSA-075201: Multiple Vulnerabilities in SCALANCE LPE9403 Before V4.02025-03-11csaf · siemens_psirtDE
SCALANCE LPE9403 is affected by multiple vulnerabilities that could allow an attacker to impact its confidentiality, integrity and availability. Siemens has released a new version for SCALANCE LPE9403 and recommends to update to the latest version.
- ICSA-25-072-06Siemens SCALANCE LPE94032025-03-11icsa · cisa_csaf_otUS
SCALANCE LPE9403 is affected by multiple vulnerabilities that could allow an attacker to impact its confidentiality, integrity and availability. Siemens has released a new version for SCALANCE LPE9403 and recommends to update to the latest version.
also known as (5)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (5)
External citations — patches, advisories, analysis.
- https://access.redhat.com/security/cve/cve-2025-27396cnnvd
- https://cert-portal.siemens.com/productcert/html/ssa-075201.htmlcnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2025-27396cnnvd
- https://cert-portal.siemens.com/productcert/html/ssa-075201.htmlenisa_euvd
- https://cert-portal.siemens.com/productcert/html/ssa-075201.htmlVendor Advisorynvd
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