Description
BACnet Stack is a BACnet open source protocol stack C library for embedded systems. Prior to versions 1.4.4, 1.5.1, and 1.6.0, a RemoveListElement request targeting Notification-Class.recipient-list can trigger a stack-based out-of-bounds write in the current master branch when the request contains more than NC_MAX_RECIPIENTS valid BACnetDestination elements. This issue has been patched in versions 1.4.4, 1.5.1, and 1.6.0.
Published: 2026-11-12
Score: 8.2 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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History

Thu, 12 Nov 2026 20:15:00 +0000

Type Values Removed Values Added
Description BACnet Stack is a BACnet open source protocol stack C library for embedded systems. Prior to versions 1.4.4, 1.5.1, and 1.6.0, a RemoveListElement request targeting Notification-Class.recipient-list can trigger a stack-based out-of-bounds write in the current master branch when the request contains more than NC_MAX_RECIPIENTS valid BACnetDestination elements. This issue has been patched in versions 1.4.4, 1.5.1, and 1.6.0.
Title BACnet Stack: Stack-based buffer overflow in Notification Class RemoveListElement recipient-list decoding
Weaknesses CWE-121
CWE-787
References
Metrics cvssV3_1

{'score': 8.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H'}

Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-11-12T20:02:04.659Z

Reserved: 2026-05-18T23:03:37.228Z

Link: CVE-2026-47259

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-11-12T20:18:40.483

Modified: 2026-11-12T20:18:40.483

Link: CVE-2026-47259

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses