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CVE-2025-27396

HIGH
8.8
CVSS Score
Published: March 11, 2025 at 09:48 AM UTC
Updated: June 17, 2026 at 09:03 AM UTC
2 products affected across 1 vendorScalance LPE9403 FirmwareScalance Lpe9403

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Severity
HIGH8.8
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Scalance LPE9403 Firmware· Siemens
95%
v < 4.0v < V4.0
Affected range stops below 4.0, so it looks safe — our inference, not a vendor statement
Affected range stops below V4.0, so it looks safe — our inference, not a vendor statement
siemens-scalance-lpe9403 (same device)
Scalance Lpe9403· Siemensdevice
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: [email protected]
https://cert-portal.siemens.com/productcert/html/ssa-075201.html

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHsiemens
Vector?

Quick Info

StatusANALYZED
CWE
CWE-273

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