9.8
CRITICAL CVSS 3.1
CVE-2019-25614
Free Float FTP 1.0 STOR Command Remote Buffer Overflow
Description

Free Float FTP 1.0 contains a buffer overflow vulnerability in the STOR command handler that allows remote attackers to execute arbitrary code by sending a crafted STOR request with an oversized payload. Attackers can authenticate with anonymous credentials and send a malicious STOR command containing 247 bytes of padding followed by a return address and shellcode to trigger code execution on the FTP server.

INFO

Published Date :

March 22, 2026, 2:16 p.m.

Last Modified :

March 22, 2026, 2:16 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2019-25614 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 CRITICAL 83251b91-4cc7-4094-a5c7-464a1b83ea10
CVSS 3.1 CRITICAL [email protected]
CVSS 4.0 CRITICAL 83251b91-4cc7-4094-a5c7-464a1b83ea10
CVSS 4.0 CRITICAL [email protected]
Solution
Update Free Float FTP to a version that addresses the buffer overflow in the STOR command.
  • Apply the latest vendor patch for Free Float FTP.
  • Update Free Float FTP to the newest version.
  • Restrict anonymous FTP access.
  • Validate STOR command input length.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2019-25614.

URL Resource
http://www.freefloat.com/software/freefloatftpserver.zip
https://www.exploit-db.com/exploits/46763
https://www.vulncheck.com/advisories/free-float-ftp-stor-command-remote-buffer-overflow
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2019-25614 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2019-25614 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2019-25614 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-25614 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Mar. 22, 2026

    Action Type Old Value New Value
    Added Description Free Float FTP 1.0 contains a buffer overflow vulnerability in the STOR command handler that allows remote attackers to execute arbitrary code by sending a crafted STOR request with an oversized payload. Attackers can authenticate with anonymous credentials and send a malicious STOR command containing 247 bytes of padding followed by a return address and shellcode to trigger code execution on the FTP server.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Added CWE CWE-787
    Added Reference http://www.freefloat.com/software/freefloatftpserver.zip
    Added Reference https://www.exploit-db.com/exploits/46763
    Added Reference https://www.vulncheck.com/advisories/free-float-ftp-stor-command-remote-buffer-overflow
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.