{"id":"CVE-2009-5011","details":"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 getpeername function having an ENOTCONN error, a different vulnerability than CVE-2010-3494.","aliases":["GHSA-62xg-239j-vxg7","PYSEC-2010-8"],"modified":"2026-04-10T03:41:02.944411Z","published":"2010-10-19T20:00:03Z","references":[{"type":"WEB","url":"http://code.google.com/p/pyftpdlib/issues/detail?id=100"},{"type":"WEB","url":"http://code.google.com/p/pyftpdlib/source/browse/trunk/HISTORY"},{"type":"WEB","url":"http://code.google.com/p/pyftpdlib/source/detail?r=543"},{"type":"WEB","url":"http://code.google.com/p/pyftpdlib/source/diff?spec=svn543&r=543&format=side&path=/trunk/pyftpdlib/ftpserver.py"}],"schema_version":"1.7.5"}