CVE-2020-10023
low-risk
Published 2020-05-11
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.
Do I need to act?
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0.38% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.9/10
Medium
PHYSICAL
/ HIGH complexity
Affected Vendors
References (10)
Third Party Advisory
https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-29
Third Party Advisory
https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-29
26
/ 100
low-risk
Severity
18/34 · Moderate
Exploitability
1/34 · Minimal
Exposure
7/34 · Low