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CVE-2020-10058

Multiple Syscalls In kscan Subsystem Performs No Argument Validation

HIGH
7.8
CVSS Score
Published: May 11, 2020 at 10:26 PM UTC
Updated: June 17, 2026 at 02:47 AM UTC
2 products affected across 2 vendorsZephyrZephyr

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Severity
HIGH7.8
Exploit prediction
EPSS 0.4%

Description

Multiple syscalls in the Kscan subsystem perform insufficient argument validation, allowing code executing in userspace to potentially gain elevated privileges. See NCC-ZEP-006 This issue affects: zephyrproject-rtos zephyr version 2.1.0 and later versions.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (4)

x_refsource_MISC
Source: [email protected]
https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10058
x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/zephyrproject-rtos/zephyr/pull/23308
x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/zephyrproject-rtos/zephyr/pull/23748
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-34

CVSS

7.8HIGHzephyr
Attack Vector
LOCAL
Complexity
HIGH
Privileges
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-20

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