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Test ID:1.3.6.1.4.1.25623.1.0.801613
Category:FTP
Title:pyftpdlib FTP Server Multiple Vulnerabilities
Summary:pyftpdlib FTP server is prone to multiple vulnerabilities.
Description:Summary:
pyftpdlib FTP server is prone to multiple vulnerabilities.

Vulnerability Insight:
- Race condition in the FTPHandler class allows remote attackers to cause a
denial of service by establishing and then immediately closing a TCP
connection.

- Improper permission check for the NLST command allows remote authenticated
users to bypass intended access restrictions and list the root directory via
an FTP session.

- Memory leak in the on_dtp_close function allows remote authenticated users
to cause a denial of service by sending a QUIT command during a data transfer.

Vulnerability Impact:
Successful exploitation will allow attacker to cause a denial of service.

Affected Software/OS:
ftpserver.py in pyftpdlib before 0.5.2

Solution:
Upgrade to pyftpdlib version 0.5.2 or later.

CVSS Score:
4.3

CVSS Vector:
AV:N/AC:M/Au:N/C:N/I:N/A:P

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2010-3494
http://bugs.python.org/issue6706
https://bugs.launchpad.net/zodb/+bug/135108
http://www.openwall.com/lists/oss-security/2010/09/09/6
http://www.openwall.com/lists/oss-security/2010/09/11/2
http://www.openwall.com/lists/oss-security/2010/09/22/3
http://www.openwall.com/lists/oss-security/2010/09/24/3
Common Vulnerability Exposure (CVE) ID: CVE-2009-5012
Common Vulnerability Exposure (CVE) ID: CVE-2009-5013
Common Vulnerability Exposure (CVE) ID: CVE-2009-5011
CopyrightCopyright (C) 2010 Greenbone AG

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