PT-2021-9660 · Zephyr · Zephyr

Ruben Santamarta · Published 2021-05-24 · Updated 2021-06-01 · CVE-2020-13600

Positive Technologies (AI Summary)

CVSS v3.1

7.6

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Zephyr versions 1.14.2 and later Zephyr versions 2.3.0 and later

Description The issue is related to a malformed SPI in response for eswifi, which can corrupt kernel memory. It is described as a Heap-based Buffer Overflow.

Recommendations For Zephyr versions 1.14.2 and later, update to a version that contains a fix for the Heap-based Buffer Overflow issue. For Zephyr versions 2.3.0 and later, update to a version that contains a fix for the Heap-based Buffer Overflow issue. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Heap Based Buffer Overflow

Memory Corruption

Weakness Enumeration

CWE-122

CWE-787

Related Identifiers

CVE-2020-13600

GHSA-HX4P-J86P-2MHR

Affected Products

Zephyr

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2020-13600 · Security Note
• https://osv.dev/vulnerability/CVE-2020-13600 · Vendor Advisory
• http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-hx4p-j86p-2mhr · Note
• https://t.me/cvenotify/15339 · Telegram Post