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CVE
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CVE-2010-3494

Date: (C)2010-10-19   (M)2015-12-16 


Race condition in the FTPHandler class in ftpserver.py in pyftpdlib before 0.5.2 allows remote attackers to cause a denial of service (daemon outage) by establishing and then immediately closing a TCP connection, leading to the accept function having an unexpected value of None for the address, or an ECONNABORTED, EAGAIN, or EWOULDBLOCK error, a related issue to CVE-2010-3492.

CVSS Score: 4.3Access Vector: NETWORK
Exploit Score: 8.6Access Complexity: MEDIUM
Impact Score: 2.9Authentication: NONE
 Confidentiality: NONE
 Integrity: NONE
 Availability: PARTIAL





Reference:
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
http://bugs.python.org/issue6706
http://code.google.com/p/pyftpdlib/issues/detail?id=104
http://code.google.com/p/pyftpdlib/issues/detail?id=105
http://code.google.com/p/pyftpdlib/source/browse/trunk/HISTORY
http://code.google.com/p/pyftpdlib/source/detail?r=556
http://code.google.com/p/pyftpdlib/source/diff?spec=svn556&r=556&format=side&path=/trunk/pyftpdlib/ftpserver.py
https://bugs.launchpad.net/zodb/+bug/135108

CWE    1
CWE-362
OVAL    1
oval:org.secpod.oval:def:100623

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