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CVE-2020-10021

HIGH
Published 2020-05-11T22:26:11.985594Z
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CVSS Score

V3.1
8.1
/10
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.001
probability
of exploitation in the wild

There is a 0.1% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.238
Higher than 23.8% of all CVEs

Attack Vector Metrics

Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

zephyrproject-rtos

zephyr

Affected Versions:

1.14.1 2.1.0

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-7r7c-7m5r-6gpx

Advisory Details

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.

CVSS Scoring

CVSS Score

7.5

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2020-10021
WEB https://github.com/zephyrproject-rtos/zephyr/pull/23240
WEB https://github.com/zephyrproject-rtos/zephyr/pull/23455
WEB https://github.com/zephyrproject-rtos/zephyr/pull/23456
WEB https://docs.zephyrproject.org/latest/security/vulnerabilities.html#CVE-2020-10021
WEB https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-26

Advisory provided by GitHub Security Advisory Database. Published: May 24, 2022, Modified: April 4, 2024

References

https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-26
https://github.com/zephyrproject-rtos/zephyr/pull/23240
https://github.com/zephyrproject-rtos/zephyr/pull/23455
https://github.com/zephyrproject-rtos/zephyr/pull/23456
https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10021
Published: 2020-05-11T22:26:11.985594Z
Last Modified: 2024-09-17T00:16:14.926Z
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