CVE-2023-27410

Severity: low (CVSS 2.7 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-05-09 · updated 2026-06-17
Weakness: CWE-122

Description

A vulnerability has been identified in SCALANCE LPE9403 (All versions < V2.1). A heap-based buffer overflow vulnerability was found in the `edgebox_web_app` binary. The binary will crash if supplied with a backup password longer than 255 characters. This could allow an authenticated privileged attacker to cause a denial of service.

Affected products

Siemens SCALANCE LPE9403: before 2.1 — fixed in 2.1

How to fix

Upgrade to a fixed version: Siemens SCALANCE LPE9403 2.1. Check the vendor advisory for mitigations.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-325383.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-325383.pdf

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