What is CVE-2020-13600?

CVE-2020-13600 is a high-severity vulnerability in Zephyrproject Zephyr, classified under Heap-based Buffer Overflow. CVSS score: 7.0/10. Published 2021-05-25.

How severe is CVE-2020-13600?

High severity. CVSS v3 base score is 7.0 out of 10.

Buffer overflow in Zephyrproject Zephyr

CVE-2020-13600

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

Vulnerability class: Buffer Overflow

EPSS: 0.002 (15.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H.

Affected products

Zephyrproject Zephyr
Zephyrproject-rtos Zephyr — versions 1.14.2, 2.3.0

Weakness classification (CWE)

References

vulnerabilities@zephyrproject.org (Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-13600?: CVE-2020-13600 is a high-severity vulnerability in Zephyrproject Zephyr, classified under Heap-based Buffer Overflow. CVSS score: 7.0/10. Published 2021-05-25.
How severe is CVE-2020-13600?: High severity. CVSS v3 base score is 7.0 out of 10.