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10.0
HIGH CVSS 2.0
CVE-2010-4221
ProFTPD Stack-Based Buffer Overflow Vulnerability
Description

Multiple stack-based buffer overflows in the pr_netio_telnet_gets function in netio.c in ProFTPD before 1.3.3c allow remote attackers to execute arbitrary code via vectors involving a TELNET IAC escape character to a (1) FTP or (2) FTPS server.

INFO

Published Date :

Nov. 9, 2010, 9 p.m.

Last Modified :

April 11, 2025, 12:51 a.m.

Remotely Exploit :

Yes !

Source :

[email protected]
Affected Products

The following products are affected by CVE-2010-4221 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.

ID Vendor Product Action
1 Proftpd proftpd
: Total Affected Vendor : 1 | Products : 1
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 2.0 HIGH [email protected]
Solution
A stack-based buffer overflow vulnerability exists in ProFTPD which could allow for remote code execution.
  • Upgrade ProFTPD to version 1.3.3c or later.
  • Update the affected package.
Public PoC/Exploit Available at Github

CVE-2010-4221 has a 10 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

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-2010-4221.

URL Resource
http://bugs.proftpd.org/show_bug.cgi?id=3521 Exploit
http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050687.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050703.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050726.html
http://secunia.com/advisories/42052 Vendor Advisory
http://secunia.com/advisories/42217
http://www.mandriva.com/security/advisories?name=MDVSA-2010:227
http://www.proftpd.org/docs/NEWS-1.3.3c
http://www.securityfocus.com/bid/44562 Exploit
http://www.vupen.com/english/advisories/2010/2941
http://www.vupen.com/english/advisories/2010/2959
http://www.vupen.com/english/advisories/2010/2962
http://www.zerodayinitiative.com/advisories/ZDI-10-229/
http://bugs.proftpd.org/show_bug.cgi?id=3521 Exploit
http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050687.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050703.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050726.html
http://secunia.com/advisories/42052 Vendor Advisory
http://secunia.com/advisories/42217
http://www.mandriva.com/security/advisories?name=MDVSA-2010:227
http://www.proftpd.org/docs/NEWS-1.3.3c
http://www.securityfocus.com/bid/44562 Exploit
http://www.vupen.com/english/advisories/2010/2941
http://www.vupen.com/english/advisories/2010/2959
http://www.vupen.com/english/advisories/2010/2962
http://www.zerodayinitiative.com/advisories/ZDI-10-229/
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2010-4221 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-2010-4221 weaknesses.

CAPEC-8: Buffer Overflow in an API Call Buffer Overflow in an API Call CAPEC-9: Buffer Overflow in Local Command-Line Utilities Buffer Overflow in Local Command-Line Utilities CAPEC-10: Buffer Overflow via Environment Variables Buffer Overflow via Environment Variables CAPEC-14: Client-side Injection-induced Buffer Overflow Client-side Injection-induced Buffer Overflow CAPEC-24: Filter Failure through Buffer Overflow Filter Failure through Buffer Overflow CAPEC-42: MIME Conversion MIME Conversion CAPEC-44: Overflow Binary Resource File Overflow Binary Resource File CAPEC-45: Buffer Overflow via Symbolic Links Buffer Overflow via Symbolic Links CAPEC-46: Overflow Variables and Tags Overflow Variables and Tags CAPEC-47: Buffer Overflow via Parameter Expansion Buffer Overflow via Parameter Expansion CAPEC-100: Overflow Buffers Overflow Buffers CAPEC-123: Buffer Manipulation Buffer Manipulation

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).

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CyberShade-sudo/internships

My documentation and projects for all my internship roles

Updated: 2 months ago
0 stars 0 fork 0 watcher
Born at : Aug. 26, 2025, 2:20 p.m. This repo has been linked 1 different CVEs too.
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Sreenivas-147/internal-penetration-testing

Simulated internal network penetration test using tools like Nmap, Netdiscover, FTP enumeration, and Metasploit to identify and exploit ProFTPD vulnerability.

Updated: 5 months, 1 week ago
0 stars 0 fork 0 watcher
Born at : May 23, 2025, 6:08 a.m. This repo has been linked 1 different CVEs too.
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Alex2nder/meta

None

Updated: 9 months, 1 week ago
0 stars 0 fork 0 watcher
Born at : Jan. 14, 2025, 4:18 p.m. This repo has been linked 3 different CVEs too.
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TeamCyberHawkz/Security-Testing-

Security Testing Checklist

Updated: 1 year, 1 month ago
2 stars 0 fork 0 watcher
Born at : Nov. 21, 2023, 4:59 p.m. This repo has been linked 1 different CVEs too.
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vasanth-tamil/ctf-writeups

None

Updated: 4 years, 1 month ago
0 stars 0 fork 0 watcher
Born at : June 18, 2021, 3:20 p.m. This repo has been linked 3 different CVEs too.
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5l1v3r1/0rion-Framework

0rion Framework Kali Linux Edition

Shell Python CSS HTML JavaScript PHP Hack

Updated: 5 years, 6 months ago
0 stars 0 fork 0 watcher
Born at : March 18, 2020, 1:33 a.m. This repo has been linked 6 different CVEs too.
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oneoy/cve-

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C Perl 6 Perl ASP HTML Rich Text Format Visual Basic TeX Assembly Shell

Updated: 1 year, 2 months ago
1 stars 1 fork 1 watcher
Born at : June 13, 2019, 1:51 p.m. This repo has been linked 308 different CVEs too.
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M41doror/cve-2010-4221

This exploit was written to study some concepts, enjoy!

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Updated: 6 months, 3 weeks ago
2 stars 10 fork 10 watcher
Born at : Oct. 28, 2017, 8:37 p.m. This repo has been linked 1 different CVEs too.
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ankh2054/python-exploits

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Updated: 4 months, 2 weeks ago
74 stars 36 fork 36 watcher
Born at : Aug. 26, 2016, 8:04 a.m. This repo has been linked 4 different CVEs too.
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mudongliang/LinuxFlaw

The vm images in this repo are lost, we recommend our new project: https://github.com/hust-open-atom-club/S2VulnHub

linux vulnerability reproduction cve edb

Shell C Perl PHP TeX Python Assembly Makefile HTML XSLT

Updated: 3 months, 3 weeks ago
331 stars 74 fork 74 watcher
Born at : July 30, 2015, 10:36 a.m. This repo has been linked 309 different CVEs too.

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

The following list is the news that have been mention CVE-2010-4221 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2010-4221 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.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://bugs.proftpd.org/show_bug.cgi?id=3521
    Added Reference http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050687.html
    Added Reference http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050703.html
    Added Reference http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050726.html
    Added Reference http://secunia.com/advisories/42052
    Added Reference http://secunia.com/advisories/42217
    Added Reference http://www.mandriva.com/security/advisories?name=MDVSA-2010:227
    Added Reference http://www.proftpd.org/docs/NEWS-1.3.3c
    Added Reference http://www.securityfocus.com/bid/44562
    Added Reference http://www.vupen.com/english/advisories/2010/2941
    Added Reference http://www.vupen.com/english/advisories/2010/2959
    Added Reference http://www.vupen.com/english/advisories/2010/2962
    Added Reference http://www.zerodayinitiative.com/advisories/ZDI-10-229/
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Nov. 10, 2010

    Action Type Old Value New Value
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.
Vulnerability Scoring Details
Base CVSS Score: 10
Access Vector
Access Complexity
Authentication
Confidentiality Impact
Integrity Impact
Availability Impact
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

91.76 }} 0.77%

score

0.99666

percentile