What is CVE-2019-25589?

CVE-2019-25589 is a medium-severity vulnerability in Emtec Zoc, classified under Out-of-bounds Write. CVSS score: 6.2/10. Published 2026-03-22.

How severe is CVE-2019-25589?

Medium severity. CVSS v3 base score is 6.2 out of 10.

Buffer overflow in Emtec Zoc

CVE-2019-25589

ZOC Terminal 7.23.4 contains a buffer overflow vulnerability in the Shell field of Program Settings that allows local attackers to crash the application by supplying an excessively long string. Attackers can paste a crafted payload into the Shell configuration field and trigger a crash when accessing the Command Shell feature.

Vulnerability class: Buffer Overflow

EPSS: 0.002 (8.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Emtec Zoc — versions 7.23.4
Emtec Zoc Terminal — versions 7.23.4

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

ExploitDB-46857 (Exploit, exploit, VDB Entry)
Official Product Homepage (Product, product)
Product Reference (product, Broken Link)
VulnCheck Advisory: ZOC Terminal 7.23.4 Buffer Overflow Denial of Service (Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2019-25589?: CVE-2019-25589 is a medium-severity vulnerability in Emtec Zoc, classified under Out-of-bounds Write. CVSS score: 6.2/10. Published 2026-03-22.
How severe is CVE-2019-25589?: Medium severity. CVSS v3 base score is 6.2 out of 10.