CVE-2020-10062: Packet length decoding error in MQTT

Published Jun 5, 2020
·
Updated

An off-by-one error in the Zephyr project MQTT packet length decoder can result in memory corruption and possible remote code execution. NCC-ZEP-031 This issue affects: zephyrproject-rtos zephyr version 2.2.0 and later versions.

Affected Software

1 affected component
zephyrproject zephyr<=2.2.0

Event History

Jun 5, 2020
CVE Published
via MITRE·05:37 PM
Data Sourced
via MITRE·05:37 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What is the severity of CVE-2020-10062?

CVE-2020-10062 has a high severity level due to its potential to cause memory corruption and allow remote code execution.

2

How do I fix CVE-2020-10062?

To fix CVE-2020-10062, upgrade the Zephyr version to 2.2.1 or later, which addresses the vulnerability.

3

What systems are affected by CVE-2020-10062?

CVE-2020-10062 affects the Zephyr project MQTT packet length decoder in Zephyr versions 2.2.0 and earlier.

4

What is the nature of the vulnerability in CVE-2020-10062?

The vulnerability in CVE-2020-10062 is an off-by-one error that can lead to memory corruption.

5

Can CVE-2020-10062 lead to remote code execution?

Yes, CVE-2020-10062 can potentially allow remote code execution due to its memory corruption impact.

Contact

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