Local Denial of Service Vulnerability in Odin Secure FTP Expert by Odin
CVE-2020-37139

4.6MEDIUM

Key Information:

Vendor

Odin-secure-ftp-expert

Status
Odin Secure Ftp Expert
Vendor
CVE Published:
5 February 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2020-37139?

The application Odin Secure FTP Expert version 7.6.3 is susceptible to a local denial of service vulnerability. By manipulating site information fields, attackers can exploit this flaw to cause the application to crash via a buffer overflow. Specifically, inputting 108 bytes of repeated characters into the connection fields can lead to this crashing behavior. This vulnerability underscores the importance of input validation and robust error handling practices in software development.

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Affected Version(s)

Odin Secure FTP Expert 7.6.3

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-2020-37139 - Proof of Concept

References

https://www.exploit-db.com/exploits/48262
exploit
http://tr.oldversion.com/windows/odin-secure-ftp-expert-7...
product
https://www.vulncheck.com/advisories/odin-secure-ftp-expe...
third-party-advisory

CVSS V4

Score:
4.6
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
Low
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

Ivan Marmolejo
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