In EmberZNet 9.1.1 and earlier, a malformed Simple_Desc_req response can result in an out-of-bounds write potentially leading to remote code execution. This response must come from a device that has already joined the network, and the attacker must wait for a Simple_Desc_req before the attack can be performed.
History

Thu, 22 Oct 2026 16:00:00 +0000

Type Values Removed Values Added
First Time appeared Silicon Labs
Silicon Labs emberznet
Vendors & Products Silicon Labs
Silicon Labs emberznet

Thu, 22 Oct 2026 14:00:00 +0000

Type Values Removed Values Added
Description In EmberZNet 9.1.1 and earlier, a malformed Simple_Desc_req response can result in an out-of-bounds write potentially leading to remote code execution. This response must come from a device that has already joined the network, and the attacker must wait for a Simple_Desc_req before the attack can be performed.
Title Out-of-bounds write in Zigbee Simple_Desc_req handling
Weaknesses CWE-121
References
Metrics cvssV4_0

{'score': 7.5, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: Silabs

Published: 2026-10-22T13:46:39.556Z

Updated: 2026-10-22T19:00:32.213Z

Reserved: 2026-09-02T21:28:40.329Z

Link: CVE-2026-85079

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-22T14:17:50.877

Modified: 2026-10-22T19:18:02.927

Link: CVE-2026-85079

cve-icon Redhat

No data.