CVE-2012-10023

Name: CVE-2012-10023
Creator: NVD / NIST
Published: 2025-08-05T20:15:32+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.9/10EPSS 1.67%

Last modified Jun 16, 2026

CVE-2012-10023 is a medium-severity vulnerability rated 6.9/10 on the CVSS scale. A stack-based buffer overflow vulnerability exists in FreeFloat FTP Server version 1.0.0. The server fails to properly validate input passed to the USER command, allowing remote attackers to overwrite memory and potentially execute arbitrary code. EPSS estimates a 1.67% chance of exploitation in the next 30 days.

Description

A stack-based buffer overflow vulnerability exists in FreeFloat FTP Server version 1.0.0. The server fails to properly validate input passed to the USER command, allowing remote attackers to overwrite memory and potentially execute arbitrary code. The flaw is triggered by sending an overly long username string, which overflows the buffer allocated for user authentication.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS 4.0

6.9/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/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

EPSS Probability

1.67%

73.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-121

Affected Software

Vendor	Product	Versions
Freefloat	Freefloat Ftp Server	1.0

References

https://my.saintcorporation.com/cgi-bin/exploit_info/freefloat_ftp_server_user_cmdThird Party Advisory
https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/windows/ftp/freefloatftp_user.rbExploit
https://web.archive.org/web/20101208040029/http://secunia.com/advisories/42465/Third Party Advisory
https://web.archive.org/web/20101213050627/http://www.freefloat.com/sv/about-/about-.phpProduct
https://www.exploit-db.com/exploits/15689Exploit
https://www.exploit-db.com/exploits/23243Exploit
https://www.vulncheck.com/advisories/freefloat-ftp-server-user-command-buffer-overflowThird Party Advisory
https://www.exploit-db.com/exploits/23243Exploit

Timeline

Published: Aug 5, 2025
Last Modified: Jun 16, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2012-10023?

How severe is CVE-2012-10023?

CVE-2012-10023 has a CVSS score of 6.9/10 (MEDIUM severity). The EPSS model estimates a 1.67% probability of exploitation in the next 30 days.

How do I fix CVE-2012-10023?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2012-10023?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST