What is CVE-2020-13603?

CVE-2020-13603 is a medium-severity vulnerability in Zephyrproject Zephyr, classified under Integer Overflow or Wraparound. CVSS score: 6.9/10. Published 2021-05-25.

How severe is CVE-2020-13603?

Medium severity. CVSS v3 base score is 6.9 out of 10.

Integer overflow in Zephyrproject Zephyr

CVE-2020-13603

Integer Overflow in memory allocating functions. Zephyr versions >= 1.14.2, >= 2.4.0 contain Integer Overflow or Wraparound (CWE-190). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-94vp-8gc2-rm45

Vulnerability class: Integer Overflow

EPSS: 0.002 (14.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.9 (Medium). Vector: CVSS:3.1/AV:P/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H.

Affected products

Zephyrproject Zephyr
Zephyrproject-rtos Zephyr — versions 1.14.2, 2.4.0

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

References

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

Frequently asked questions

What is CVE-2020-13603?: CVE-2020-13603 is a medium-severity vulnerability in Zephyrproject Zephyr, classified under Integer Overflow or Wraparound. CVSS score: 6.9/10. Published 2021-05-25.
How severe is CVE-2020-13603?: Medium severity. CVSS v3 base score is 6.9 out of 10.