CVE-2026-102250
Received Received - Intake

Insufficient Firmware Authenticity Verification in Device

Publication date: 2026-10-13

Last updated on: 2026-10-13

Assigner: Schneider Electric SE

Description
CWE-345: Insufficient Verification of Data Authenticity vulnerability exists that could allow modified firmware to be uploaded when an authorized admin user begins a firmware update procedure which could result in control over the device.

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Meta Information

Published
2026-10-13
Last Modified
2026-10-13
Generated
2026-10-13
AI Q&A
2026-10-13
EPSS Evaluated
N/A
NVD
CVE-2026-102250
EUVD
EUVD-2026-98779

Affected Vendors & Products

Showing 6 associated CPEs
Vendor Product Version / Range
Schneider Electric Sage RTU 1410 All versions prior to version C3414-500-S02L0
Schneider Electric Sage RTU 1430 All versions prior to version C3414-500-S02L0
Schneider Electric Sage RTU 1450 All versions prior to version C3414-500-S02L0
Schneider Electric Sage RTU 2400 All versions prior to version C3414-500-S02L0
Schneider Electric Sage RTU 3030 Magnum All versions prior to version C3414-500-S02L0
Schneider Electric Sage RTU 4400 All versions prior to version C3414-500-S02L0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-345 The product does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data.

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Executive Summary

This vulnerability is a CWE-345 issue where an attacker could exploit insufficient verification of data authenticity during a firmware update. An authorized admin user starts the update, but modified firmware could be uploaded instead, allowing the attacker to gain control over the device.

Impact Analysis

This vulnerability could allow an attacker to take control of affected Schneider Electric Sage RTU devices by uploading malicious firmware. This may lead to operational disruptions, unauthorized access, or manipulation of critical infrastructure controlled by these devices.

Mitigation Strategies

Ensure firmware updates are only performed over secure, authenticated channels. Verify firmware integrity using cryptographic checksums or digital signatures before installation. Restrict admin access to firmware update functions and monitor network traffic for unauthorized upload attempts.

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