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CVE-2020-27892 Details

Description

The Zigbee protocol implementation on Texas Instruments CC2538 devices with Z-Stack 3.0.1 does not properly process a ZCL Discover Commands Received Response message or a ZCL Discover Commands Generated Response message. It crashes in zclParseInDiscCmdsRspCmd().

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.5 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/zigbeeprotocol/Z-Fuzzer/tree/master/vulnerabilities	CVE	Third Party Advisory
https://www.ti.com/tool/Z-STACK	CVE	ProductVendor Advisory
https://github.com/zigbeeprotocol/Z-Fuzzer/tree/master/vulnerabilities	[email protected]	Third Party Advisory
https://www.ti.com/tool/Z-STACK	[email protected]	ProductVendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
NVD-CWE-noinfo	Insufficient Information to Classify Weakness	[email protected]

Affected Products

Product	Versions
ti z-stack	3.0.1
CPE cpe:2.3:a:ti:z-stack:3.0.1:::::::* Remediation No remediation found in references.
ti cc2538	All versions
CPE cpe:2.3:h:ti:cc2538:-:::::::* Remediation No remediation found in references.

Change History

5 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Nov 10, 2020	Reanalysis	[email protected]
Nov 2, 2020	Initial Analysis	[email protected]