CVE-2020-10070 Information

Description

In the Zephyr Project MQTT code improper bounds checking can result in memory corruption and possibly remote code execution. NCC-ZEP-031 This issue affects: zephyrproject-rtos zephyr version 2.2.0 and later versions.

CVSS Vector

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

Reference

https://docs.zephyrproject.org/latest/security/vulnerabilities.htmlcve-2020-10070 https://github.com/zephyrproject-rtos/zephyr/pull/23821/commits/0b39cbf3c01d7feec9d0dd7cc7e0e374b6113542 https://research.nccgroup.com/2020/05/26/research-report-zephyr-and-mcuboot-security-assessment https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-85

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8