Is CVE-2025-27396 in the CISA KEV catalog?

No. CVE-2025-27396 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-27396?

CVE-2025-27396 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2025-27396?

CVE-2025-27396 has an EPSS score of 0.41% (33th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-27396?

Upgrade scalance lpe9403 firmware to 4.0 or later.

CVE & CISA-KEV Catalog

CVE-2025-27396

HIGH

8.8

CVSS v3

NVD

Description

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.

CWE-273

How to fix

Remediation Available

scalance lpe9403 firmwareNVD

Affected:< 4.0Fixed in:4.0CVE-2025-27396derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

0.41%probability of exploitation in 30 days

33rdpercentile

Low risk: more likely to be exploited than 33% of all known CVEs.

References

Vendor Advisory1

cert-portal.siemens.com

Related Vulnerabilities

Other CWE-273 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2011-2921	Critical	9.8	83%	-	-
CVE-2024-38813	High	7.5	17%	KEV	Fix
CVE-2017-6972	Critical	9.8	15%	-	-
CVE-2015-0278	High	10.0	3.2%	-	Fix
CVE-2019-18276	High	7.8	2.6%	-	Fix
CVE-2021-36372	Critical	9.8	2.4%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-08-22.