Denial of Service Vulnerability in ZOC Terminal by EmTec
CVE-2020-37136

6.7MEDIUM

Key Information:

Vendor

Emtec

Status
Zoc Terminal
Vendor
CVE Published:
5 February 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2020-37136?

ZOC Terminal version 7.25.5 is susceptible to a denial of service vulnerability that arises from improper handling of input in the private key file field. Attackers can exploit this flaw by inputting a specially crafted 2000-byte buffer into the private key file input. This manipulation can lead to the application crashing and becoming unresponsive, particularly when it attempts to generate SSH key files. This vulnerability highlights the importance of input validation and proper error handling in secure application development.

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Affected Version(s)

ZOC Terminal 7.25.5

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2020-37136 - Proof of Concept

References

https://www.exploit-db.com/exploits/48292
exploit
https://www.emtec.com
product
https://www.vulncheck.com/advisories/zoc-terminal-private...
third-party-advisory

CVSS V4

Score:
6.7
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

chuyreds
JSON
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