Summary
Schneider Electric is aware of a vulnerability disclosed in the Silicon Labs Gecko Bootloader used in the
PrismaSet Active - Wireless Panel Server.
The PrismaSeT Active - Wireless Panel Server https://www.se.com/ww/en/product-range/39982243-prismaset-p-active/#products product is the latest generation of low-voltage switchboards,
natively connected to the cloud.
Failure to apply the mitigations provided below may risk unauthorized code execution, which could result in the
unavailability of the Prisma SeT Active Wireless Panel Server for Voltage loss monitoring.
Vulnerabilities 1
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Critical 9.8
Second Stage Gecko Bootloader GBL Parser Buffer Overrun Vulnerability
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow'), Out-of-bounds Write, Download of Code Without Integrity Check vulnerability in Silicon Labs Gecko Bootloader on ARM (Firmware Update File Parser modules) allows Code Injection, Authentica…
Revision history
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#1.0.0
Original Release
References
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Schneider Electric PrismaSeT Active - Wireless Panel Server - SEVD-2025-133-04 PDF Version
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2025-133-04&p_enDocType=Security+and+Safety+Notice&p_File_Name=sevd-2025-133-04.pdf
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Recommended Cybersecurity Best Practices
https://www.se.com/us/en/download/document/7EN52-0390/
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ICS Advisory ICSA-25-140-06 - Web Version
https://www.cisa.gov/news-events/ics-advisories/icsa-25-140-06
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Recommended Practices
https://www.cisa.gov/uscert/ics/alerts/ICS-ALERT-10-301-01
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Recommended Practices
https://www.cisa.gov/resources-tools/resources/ics-recommended-practices
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Recommended Practices
https://www.cisa.gov/topics/industrial-control-systems
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Recommended Practices
https://us-cert.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf
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Recommended Practices
https://www.cisa.gov/sites/default/files/publications/Cybersecurity_Best_Practices_for_Industrial_Control_Systems.pdf
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Recommended Practices
https://www.cisa.gov/uscert/ics/tips/ICS-TIP-12-146-01B