What is CVE-2021-40147?

CVE-2021-40147 is a critical-severity vulnerability in Emtec Zoc. CVSS score: 9.8/10. Published 2021-08-26.

How severe is CVE-2021-40147?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Emtec Zoc

CVE-2021-40147

EmTec ZOC before 8.02.2 allows \e[201~ pastes, a different vulnerability than CVE-2021-32198.

Published 2021-08-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.011 (64.9th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Emtec Zoc

References

www.emtec.com/downloads/zoc/zoc_changes.txt (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2021-40147?: CVE-2021-40147 is a critical-severity vulnerability in Emtec Zoc. CVSS score: 9.8/10. Published 2021-08-26.
How severe is CVE-2021-40147?: Critical severity. CVSS v3 base score is 9.8 out of 10.