SB2025121218 - Multiple vulnerabilities in Schneider Electric PowerChute Serial Shutdown

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

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

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)

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)

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.

References

• https://www.zerodayinitiative.com/advisories/ZDI-25-1045/
• 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