Buffer Overflow in Free Float FTP 1.0 Allows Remote Code Execution
CVE-2019-25614

9.3CRITICAL

Key Information:

Vendor

Freefloat

Status
Free Float Ftp
Vendor
CVE Published:
22 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2019-25614?

Free Float FTP 1.0 has a critical buffer overflow vulnerability in its STOR command handler. This flaw allows an unauthenticated attacker to execute arbitrary code on the FTP server. By sending a specially crafted STOR request with an oversized payload, attackers can manipulate the server into executing malicious commands. This attack can be carried out using anonymous credentials, allowing harmful actions without requiring user authentication. It’s vital for users of Free Float FTP to assess their configurations and apply necessary security measures.

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Affected Version(s)

Free Float FTP 1.0

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-2019-25614 - Proof of Concept

References

https://www.exploit-db.com/exploits/46763
exploit
http://www.freefloat.com/software/freefloatftpserver.zip
product
https://www.vulncheck.com/advisories/free-float-ftp-stor-...
third-party-advisory

CVSS V4

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
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

Kevin Randall
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