CVE-2020-37136

HIGH

ZOC Terminal 7.25.5 - Denial of Service via Private Key File Input Buffer Overflow

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2020-37136. PoCs published by chuyreds.

AI-analyzed exploit summary This exploit demonstrates a Denial of Service (DoS) vulnerability in ZOC Terminal v7.25.5 by overflowing the 'Private key file' field with a large buffer of 'A' characters, causing the application to crash.

Description

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.

Exploits (1)

exploitdb WORKING POC
by chuyreds · textdoswindows
https://www.exploit-db.com/exploits/48292

This exploit demonstrates a Denial of Service (DoS) vulnerability in ZOC Terminal v7.25.5 by overflowing the 'Private key file' field with a large buffer of 'A' characters, causing the application to crash.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: ZOC Terminal v7.25.5
No auth needed
Prerequisites: ZOC Terminal v7.25.5 installed on Windows · Ability to run Python script and interact with ZOC Terminal GUI
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit, Third Party Advisory exploit
https://www.exploit-db.com/exploits/48292
Various Sources product
https://www.emtec.com

Scores

CVSS v3 7.5
EPSS 0.0036
EPSS Percentile 27.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-121
Status published
Products (1)
EmTec/ZOC Terminal 7.25.5
Published Feb 05, 2026
Tracked Since Feb 18, 2026