CVE-2020-27891

HighCVSS 7.5/10Last 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 Read Reporting Configuration Response message. It crashes in zclHandleExternal().

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected software

No affected versions have been published.

Timeline

Published
Oct 27, 2020
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2020-27891: High severity, CVSS 7.5 | Vulnix