PT-2021-20825 · Zephyr · Zephyr

M1Cha · Published 2021-10-05 · Updated 2021-10-14 · CVE-2021-3510

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: Zephyr versions 1.14.0 and later, 2.5.0 and later

Description: The Zephyr JSON decoder incorrectly decodes an array of arrays, which can lead to an attempt to access a child of a non-structure pointer. This issue is related to CWE-588.

Recommendations: For versions 1.14.0 and later, and 2.5.0 and later, update to a version that contains the fix for this issue. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Weakness Enumeration

CWE-588

Related Identifiers

CVE-2021-3510

GHSA-289F-7MW3-2QF4

Affected Products

Zephyr

References · 5

• http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-289f-7mw3-2qf4 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2021-3510 · Security Note
• https://osv.dev/vulnerability/CVE-2021-3510 · Vendor Advisory
• https://t.me/cibsecurity/30006 · Telegram Post
• https://t.me/cvenotify/21958 · Telegram Post