CVE-2020-10023 | BDVDB-2026-135772 Detail
zephyrproject-rtoszephyr
Description#
The shell subsystem contains a buffer overflow, whereby an adversary with physical access to the device is able to cause a memory corruption, resulting in denial of service or possibly code execution within the Zephyr kernel. See NCC-NCC-019 This issue affects: zephyrproject-rtos zephyr version 1.14.0 and later versions. version 2.1.0 and later versions.
Impact#
Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: physical.
Weaknesses#
- CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
References#
- https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-29
- https://github.com/zephyrproject-rtos/zephyr/pull/23304
- https://github.com/zephyrproject-rtos/zephyr/pull/23646
- https://github.com/zephyrproject-rtos/zephyr/pull/23649
- https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10023
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.