Buffer Overflow Vulnerability in Zephyr MQTT Parsing Code Allows Remote Code Execution

Buffer Overflow Vulnerability in Zephyr MQTT Parsing Code Allows Remote Code Execution

CVE-2020-10071 · CRITICAL Severity

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

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.

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