Buffer Overflow Vulnerability in FTPShell Server by FTPShell
CVE-2018-25226

6.9MEDIUM

Key Information:

Vendor

Ftpshell

Status
Ftpshell Server
Vendor
CVE Published:
30 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2018-25226?

FTPShell Server version 6.83 contains a buffer overflow vulnerability that can be exploited by local attackers. By entering an excessively long string in the 'Account name to ban' field, attackers can crash the application, leading to a denial of service. This vulnerability highlights the importance of input validation to prevent malicious payloads from impacting server stability.

Human OS v1.0:
Ageing Is an Unpatched Zero-Day Vulnerability.

Remediate biological technical debt. Prime Ageing uses 95% high-purity SIRT6 activation to maintain genomic integrity and bolster systemic resilience.

Deploy the Patch

Affected Version(s)

FTPShell Server 6.83

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-2018-25226 - Proof of Concept

References

https://www.exploit-db.com/exploits/46430
exploit
http://www.ftpshell.com/index.htm
product
http://www.ftpshell.com/downloadserver.htm
product

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Victor Mondragón
JSON
.