CVE-2026-32958
Received Received - Intake
Hard-Coded Key in Silex SD-330AC Enables Firmware Spoofing

Publication date: 2026-04-20

Last updated on: 2026-04-22

Assigner: JPCERT/CC

Description
SD-330AC and AMC Manager provided by silex technology, Inc. use a hard-coded cryptographic key. An administrative user may be directed to apply a fake firmware update.
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Meta Information
Published
2026-04-20
Last Modified
2026-04-22
Generated
2026-06-16
AI Q&A
2026-04-20
EPSS Evaluated
2026-06-15
NVD
CVE-2026-32958
EUVD
EUVD-2026-23751
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
silextechnology sd-330ac_firmware to 1.50 (exc)
silextechnology amc_manager to 5.1.0 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-321 The product uses a hard-coded, unchangeable cryptographic key.
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Executive Summary

This vulnerability involves the SD-330AC and AMC Manager products from silex technology, Inc., which use a hard-coded cryptographic key. Because of this, an administrative user could be tricked into applying a fake firmware update.

Impact Analysis

The impact of this vulnerability is that an attacker could potentially cause an administrative user to install a malicious firmware update. This could lead to unauthorized changes or compromise of the affected device's integrity.

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