CVE-2026-47151
Undergoing Analysis Undergoing Analysis - In Progress
EmberZNet Out-of-Bounds Write in Door Lock Schedule

Publication date: 2026-06-25

Last updated on: 2026-06-25

Assigner: Silicon Graphics (SGI)

Description
In EmberZNet v9.0.2 and earlier, malformed ClearWeekdaySchedule messages can trigger out-of-bounds writes into Door Lock schedule state. The size and location of this data is limited. These messages must come from a device that has already joined the network. Only devices supporting the Door Lock cluster may be impacted.
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Meta Information
Published
2026-06-25
Last Modified
2026-06-25
Generated
2026-06-25
AI Q&A
2026-06-25
EPSS Evaluated
N/A
NVD
CVE-2026-47151
EUVD
EUVD-2026-39406
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
silabs emberznet 9.0.2
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-787 The product writes data past the end, or before the beginning, of the intended buffer.
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Executive Summary

This vulnerability exists in EmberZNet version 9.0.2 and earlier. It involves malformed ClearWeekdaySchedule messages that can cause out-of-bounds writes into the Door Lock schedule state. These messages must originate from a device that has already joined the network, and only devices that support the Door Lock cluster are potentially affected.

Impact Analysis

The vulnerability can lead to out-of-bounds writes in the Door Lock schedule state, which may result in unexpected behavior or compromise of the Door Lock functionality. Since the vulnerability has a CVSS base score of 7.1, it is considered a high-severity issue that could potentially allow an attacker with network access and limited privileges to impact the integrity or availability of the Door Lock system.

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