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 application to become unresponsive when attempting to create SSH key files.
Vulnerability class: Buffer Overflow
Published · last modified .
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: 0.004 (29.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 29.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000
Affected products
- Emtec Zoc Terminal — versions 7.25.5
Weakness classification (CWE)
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.