CVE-2020-10021

HIGH

zephyr < 1.14.1 - Out-of-bounds Write in USB Mass Storage memoryWrite Handler

Title source: llm
STIX 2.1

Description

Out-of-bounds Write in the USB Mass Storage memoryWrite handler with unaligned Sizes See NCC-ZEP-024, NCC-ZEP-025, NCC-ZEP-026 This issue affects: zephyrproject-rtos zephyr version 1.14.1 and later versions. version 2.1.0 and later versions.

References (5)

Core 5
Core References
Third Party Advisory x_refsource_misc
https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-26
Patch, Third Party Advisory x_refsource_misc
https://github.com/zephyrproject-rtos/zephyr/pull/23240
Patch, Third Party Advisory x_refsource_misc
https://github.com/zephyrproject-rtos/zephyr/pull/23455
Patch, Third Party Advisory x_refsource_misc
https://github.com/zephyrproject-rtos/zephyr/pull/23456

Scores

CVSS v3 8.1
EPSS 0.0041
EPSS Percentile 33.1%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Details

CWE
CWE-787
Status published
Products (1)
zephyrproject/zephyr < 1.14.1
Published May 11, 2020
Tracked Since Feb 18, 2026