CVE-2020-10019

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

USB DFU has a potential buffer overflow where the requested length (wLength) is not checked against the buffer size. This could be used by a malicious USB host to exploit the buffer overflow. See NCC-ZEP-002 This issue affects: zephyrproject-rtos zephyr version 1.14.1 and later versions. version 2.1.0 and later versions.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-120

Affected software

Vendor	Product	Versions
zephyrproject-rtos	zephyr	>= 1.14.1, < unspecified; >= 2.1.0, < unspecified

References

https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10019
https://github.com/zephyrproject-rtos/zephyr/pull/23190Patch, Third Party Advisory
https://github.com/zephyrproject-rtos/zephyr/pull/23457Patch, Third Party Advisory
https://github.com/zephyrproject-rtos/zephyr/pull/23460Patch, Third Party Advisory
https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-25Third Party Advisory
https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10019
https://github.com/zephyrproject-rtos/zephyr/pull/23190Patch, Third Party Advisory
https://github.com/zephyrproject-rtos/zephyr/pull/23457Patch, Third Party Advisory
https://github.com/zephyrproject-rtos/zephyr/pull/23460Patch, Third Party Advisory
https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-25Third Party Advisory

Timeline

Published: May 11, 2020
Last modified: Jun 17, 2026
NVD status: Modified

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