CVE-2020-27890

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CVSS 3.1

8.2 high

EPSS

<1%p60

Published

Oct 27, 2020 (Oct 27, 2020)

Modified

Jun 17, 2026

Description

The Zigbee protocol implementation on Texas Instruments CC2538 devices with Z-Stack 3.0.1 does not properly process a ZCL Write Attributes No Response message. It crashes in zclParseInWriteCmd() and does not update the specific attribute's value.

Vendors: ti
Products: z-stack
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H

NVD CVE.org GitHub PoCs EPSS (1.0%)

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