Vulnerability · Published May 24, 2021 · Assigned by zephyr

CVE-2020-13600Malformed SPI in response for eswifi can corrupt kernel memory

High 7.0

In plain English

A high-severity heap buffer overflow in zephyr from zephyrproject-rtos. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 15% of all known vulnerabilities).

Severity (CVSS 3.1)7.0High
Exploit odds (30 days)0.2%top 84.8% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

Malformed SPI in response for eswifi can corrupt kernel memory. Zephyr versions >= 1.14.2, >= 2.3.0 contain Heap-based Buffer Overflow (CWE-122). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-hx4p-j86p-2mhr

Affected products (as reported)

VendorProductVersions
zephyrproject-rtos zephyr 1.14.2 – before unspecified2.3.0 – before unspecified

Weakness: CWE-122 · Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H

References