CVEs-PoC/2020/CVE-2020-10071.md

CVE-2020-10071

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.

POC

Reference

• https://research.nccgroup.com/2020/05/26/research-report-zephyr-and-mcuboot-security-assessment
• https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-86

Github

No PoCs found on GitHub currently.