What is CVE-2020-37136?

CVE-2020-37136 is a high-severity vulnerability in Emtec Zoc Terminal, classified under Stack-based Buffer Overflow. CVSS score: 7.5/10. Published 2026-02-05.

How severe is CVE-2020-37136?

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

Buffer overflow in Emtec Zoc Terminal

CVE-2020-37136

ZOC Terminal 7.25.5 contains a denial of service vulnerability in the private key file input field that allows attackers to crash the application. Attackers can overwrite the private key file input with a 2000-byte buffer, causing the appl…

Vulnerability class: Buffer Overflow

EPSS: 0.000 (2.5th percentile) — read the EPSS interpretation.

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.

Affected products

Emtec Zoc Terminal — versions 7.25.5

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

References

ExploitDB-48292 (exploit)
Vendor Homepage (product)
VulnCheck Advisory: ZOC Terminal v7.25.5 - 'Private key file' Denial of Service (third-party-advisory)

Frequently asked questions

What is CVE-2020-37136?: CVE-2020-37136 is a high-severity vulnerability in Emtec Zoc Terminal, classified under Stack-based Buffer Overflow. CVSS score: 7.5/10. Published 2026-02-05.
How severe is CVE-2020-37136?: High severity. CVSS v3 base score is 7.5 out of 10.