CWE
121 119
Advisory Published
Updated

CVE-2025-40579: Buffer Overflow

First published: Tue May 13 2025(Updated: )

A vulnerability has been identified in SCALANCE LPE9403 (6GK5998-3GS00-2AC2) (All versions). Affected devices are vulnerable to a stack-based buffer overflow. This could allow a non-privileged local attacker to execute arbitrary code on the device or to cause a denial of service condition.

Credit: productcert@siemens.com

Affected SoftwareAffected VersionHow to fix
Siemens Scalance LPE9403 Firmware<=All

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Frequently Asked Questions

  • What is the severity of CVE-2025-40579?

    CVE-2025-40579 is classified as a critical vulnerability due to the potential for remote code execution and denial of service.

  • How do I fix CVE-2025-40579?

    To mitigate CVE-2025-40579, apply the latest firmware updates for the SCALANCE LPE9403 device provided by Siemens.

  • Who is affected by CVE-2025-40579?

    All versions of the SCALANCE LPE9403 device from Siemens are affected by CVE-2025-40579.

  • What type of vulnerability is CVE-2025-40579?

    CVE-2025-40579 is a stack-based buffer overflow vulnerability.

  • What can CVE-2025-40579 allow an attacker to do?

    CVE-2025-40579 allows a non-privileged local attacker to execute arbitrary code or cause a denial of service on the device.

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