SB2025121218 - Multiple vulnerabilities in Schneider Electric PowerChute Serial Shutdown



SB2025121218 - Multiple vulnerabilities in Schneider Electric PowerChute Serial Shutdown

Published: December 12, 2025

Security Bulletin ID SB2025121218
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 vulnerabilities.


1) Path traversal (CVE-ID: CVE-2025-11565)

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CVSSv4: CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a local user to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A local user can tamper with the POST /REST/UpdateJRE request payload and gain elevated privileges on the system.


2) Improper Restriction of Excessive Authentication Attempts (CVE-ID: CVE-2025-11566)

CWE-ID: CWE-307 - Improper Restriction of Excessive Authentication Attempts

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a local attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to the affected module does not limit the number of password attempts within the /REST/shutdownnow endpoint. A local attacker can perform a brute-force attack and gain access to the user account.


3) Incorrect default permissions (CVE-ID: CVE-2025-11567)

CWE-ID: CWE-276 - Incorrect Default Permissions

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to incorrect default permissions for files and folders that are set by the application. A local user can gain elevated privileges on the target system.


Remediation

Install update from vendor's website.