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.
Published 2010-11-09 21:00:06
Updated 2011-09-15 03:18:17
Source MITRE
View at NVD,   CVE.org
Vulnerability category: OverflowExecute code

Threat overview for CVE-2010-4221

Top countries where our scanners detected CVE-2010-4221
Top open port discovered on systems with this issue 21
IPs affected by CVE-2010-4221 32,405
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2010-4221!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2010-4221

Probability of exploitation activity in the next 30 days: 96.41%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 100 % EPSS Score History EPSS FAQ

Metasploit modules for CVE-2010-4221

  • ProFTPD 1.3.2rc3 - 1.3.3b Telnet IAC Buffer Overflow (Linux)
    Disclosure Date: 2010-11-01
    First seen: 2020-04-26
    exploit/linux/ftp/proftp_telnet_iac
    This module exploits a stack-based buffer overflow in versions of ProFTPD server between versions 1.3.2rc3 and 1.3.3b. By sending data containing a large number of Telnet IAC commands, an attacker can corrupt memory and execute arbitrary code. The Debian S
  • ProFTPD 1.3.2rc3 - 1.3.3b Telnet IAC Buffer Overflow (FreeBSD)
    Disclosure Date: 2010-11-01
    First seen: 2020-04-26
    exploit/freebsd/ftp/proftp_telnet_iac
    This module exploits a stack-based buffer overflow in versions of ProFTPD server between versions 1.3.2rc3 and 1.3.3b. By sending data containing a large number of Telnet IAC commands, an attacker can corrupt memory and execute arbitrary code. Authors: - j

CVSS scores for CVE-2010-4221

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
10.0
HIGH AV:N/AC:L/Au:N/C:C/I:C/A:C
10.0
10.0
NIST

CWE ids for CVE-2010-4221

References for CVE-2010-4221

Products affected by CVE-2010-4221

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