Schneider Electric PowerChute Serial Shutdown Directory Traversal Local Privilege Escalation Vulnerability

December 9th, 2025
ZDI-25-1045 ZDI-CAN-27376

CVE ID

CVE-2025-11565, CVE-2025-11566, CVE-2025-11567

CVSS Score

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

Affected Vendors

Schneider Electric

Affected Products

PowerChute Serial Shutdown

Vulnerability Details

This vulnerability allows local attackers to escalate privileges on affected installations of Schneider Electric PowerChute Serial Shutdown. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. Additionally, the attacker must authenticate to the application.

The specific flaw exists within the web service, which listens on TCP port 6547 by default. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM.

Additional Details

https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2025-315-01&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2025-315-01.pdf
https://www.cisa.gov/news-events/ics-advisories/icsa-25-322-04


Disclosure Timeline

  • 2025-07-03 - Vulnerability reported to vendor
  • 2025-12-09 - Coordinated public release of advisory
  • 2025-12-09 - Advisory Updated

Credit

Aleksandar Djurdjevic (https://github.com/revengsmK)

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