CVE-2023-4041

criticalpriority · track · 39OT risk · elevatedEPSS 0.004 · 34 %ileEURUUS
grimoire priorityP2 · Scheduled
Exploitable?
—
no known exploitation
Likely / severe?
0.40% (34th) EPSS
CVSS 9.8 · critical
Is it mine?
13 products
Check your exposure
Who says so?
5 sources
cnnvd · enisa_euvd · fstec_bdu · cisa_csaf_ot

EPSS · scored 2026-10-27

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, Authentication Bypass.This issue affects "Standalone" and "Application" versions of Gecko Bootloader.

01

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

  • FixedWiser AvatarOn 6K Freelocatecisa_csaf_ot

    The Wiser AvatarOn 6K Freelocate and Wiser Cuadro H 5P Socket products have reached their end of life and are no longer supported. Users should immediately either disable the firmware update in the Zigbee Trust Center or remove the products from service to reduce the risk of exploitation.

  • FixedWiser Cuadro H 5P Socketcisa_csaf_ot

    The Wiser AvatarOn 6K Freelocate and Wiser Cuadro H 5P Socket products have reached their end of life and are no longer supported. Users should immediately either disable the firmware update in the Zigbee Trust Center or remove the products from service to reduce the risk of exploitation.

  • MitigationPrismaSeT Active - Wireless Panel Servercisa_csaf_ot

    PrismaSeT Active - Wireless Panel Server product has reached its end of life and is no longer supported. Customers should immediately apply the following mitigations to reduce the risk of exploit: * Deactivate Bluetooth Low (BLE) communication of Wireless Panel Server when it is not in use. * Periodically review audit logs and/or EcoStruxure™ Facility Expert App security notifications to detect unexpected behaviors. * Regularly check the physical security of the Wireless Panel Server to protect against unauthorized Bluetooth pairing. * Use only Schneider Electric official EcoStruxure™ Power Commission App and EcoStruxure™ Facility Expert App available in Google Play Store and Apple App Store. * Do not use EcoStruxure Power Commission App and EcoStruxure™ Facility Expert App in rooted or jail-broken mobile devices. * Follow PrismaSeT Active - Wireless Panel Server Cybersecurity Recommendations https://www.productinfo.schneider-electric.com/wirelesspanelserverguide/viewer?docidentity=TPC_PanelServerCybersecurityRecomme-3453D816&lang=en&extension=xml&manualidentity=UserGuideWirelessPanelServerWHENPUB-5475323F

  • MitigationWiser AvatarOn 6K Freelocatecisa_csaf_ot

    To stay informed about all updates, including details on affected products and remediation plans, subscribe to Schneider Electric's security notification service here: https://www.se.com/en/work/support/cybersecurity/securitynotifications.jsp

    https://www.se.com/en/work/support/cybersecurity/securitynotifications.jsp
  • MitigationWiser Cuadro H 5P Socketcisa_csaf_ot

    To stay informed about all updates, including details on affected products and remediation plans, subscribe to Schneider Electric's security notification service here: https://www.se.com/en/work/support/cybersecurity/securitynotifications.jsp

    https://www.se.com/en/work/support/cybersecurity/securitynotifications.jsp
02

cvss

Technical severity, 0–10. One row per scoring source.

9.8
010

base score 0–10 · higher = more severe · hover a vector to decode

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9
v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · CISA US
v3.19.8criticalAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU
v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU
v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · product-security@silabs.comexploitability 3.9 · impact 5.9
v3.19criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)
03

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: totalcoordinatorcisa_ssvcUS
04

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-120USprimaryCWE-494USprimaryCWE-787USprimaryCWE-120USCWE-120USCWE-494USCWE-787USCWE-913USCWE-913US
05

affected products (13)

Products and version ranges known to be affected.

06

advisories (2)

Vendor and ecosystem advisories describing this.

  • ICSA-25-140-06Schneider Electric PrismaSeT Active - Wireless Panel Server2025-05-13icsa · cisa_csaf_otUS

    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.

  • ICSA-25-153-01Schneider Electric Wiser Home Automation2025-06-03icsa · cisa_csaf_otUS

    Successful exploitation of this vulnerability could allow an attacker to inject code or bypass authentication.

07

also known as (4)

Other names and identifiers for this entity.

08

sources

Which sources assert this record, and when.

cnnvdenisa_euvdfstec_bducisa_csaf_otnvdNVDCVE.orgMITRE
published 2023-08-23modified 2026-06-17
10

references (4)

External citations — patches, advisories, analysis.

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