CVE-2020-10023

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.

CVSS v3.0 6.8 MEDIUM
CVSS v2.0 4.6 MEDIUM

6.8^/10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 0.9 / Impact : 5.9

Attack Vector PHYSICAL

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.6^/10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:L/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 3.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/zephyrproject-rtos/zephyr/pull/23646	Patch Third Party Advisory
https://github.com/zephyrproject-rtos/zephyr/pull/23304	Patch Third Party Advisory
https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-29	Third Party Advisory
https://github.com/zephyrproject-rtos/zephyr/pull/23649	Patch Third Party Advisory
https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10023

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:zephyrproject:zephyr:1.14.1:::::::*
	cpe:2.3:o:zephyrproject:zephyr:2.1.0:::::::*

Information

Published : 2020-05-11 16:15

Updated : 2020-06-05 11:15

NVD link : CVE-2020-10023

Mitre link : CVE-2020-10023

JSON object : View

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Products Affected

zephyrproject

zephyr

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6.8 /10