PT-2021-4200 · Zephyr · Zephyr

3Zd3Z · Published 2021-04-26 · Updated 2021-05-27 · CVE-2020-13603

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Zephyr versions 1.14.2 and later, 2.4.0 and later

Description The issue is related to an integer overflow in memory allocating functions, which may allow an attacker to impact the confidentiality, integrity, and availability of protected information.

Recommendations For Zephyr versions 1.14.2 and later, 2.4.0 and later, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Integer Overflow

Weakness Enumeration

CWE-190

Related Identifiers

BDU:2021-04797

CVE-2020-13603

GHSA-94VP-8GC2-RM45

Affected Products

Zephyr

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2020-13603 · Security Note
• https://bdu.fstec.ru/vul/2021-04797 · Security Note
• https://osv.dev/vulnerability/CVE-2020-13603 · Vendor Advisory
• http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-94vp-8gc2-rm45 · Note