What is CVE-2020-23026?

CVE-2020-23026 is a high-severity vulnerability in Dhrystone Project, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2022-01-03.

How severe is CVE-2020-23026?

High severity. CVSS v3 base score is 7.5 out of 10.

NULL pointer dereference in Dhrystone Project

CVE-2020-23026

A NULL pointer dereference in the main() function dhry_1.c of dhrystone 2.1 causes a denial of service (DoS).

Published 2022-01-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.010 (62.6th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 62.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Dhrystone Project — versions 2.1

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

fossies.org/linux/privat/old/dhrystone-2.1.tar.gz/dhry_1.c (Third Party Advisory)

Frequently asked questions

What is CVE-2020-23026?: CVE-2020-23026 is a high-severity vulnerability in Dhrystone Project, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2022-01-03.
How severe is CVE-2020-23026?: High severity. CVSS v3 base score is 7.5 out of 10.