CVE-2020-10071

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CVSS 3.1

9.8 critical

EPSS

3%p88

Published

Jun 5, 2020 (Jun 5, 2020)

Modified

Jun 17, 2026

Description

The Zephyr MQTT parsing code performs insufficient checking of the length field on publish messages, allowing a buffer overflow and potentially remote code execution. NCC-ZEP-031 This issue affects: zephyrproject-rtos zephyr version 2.2.0 and later versions.

Vendors: zephyrproject
Products: zephyr
Weakness: CWE-120, CWE-129
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (3.4%)

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