ip_conntrack_ftp in the IPTables firewall for Linux 2.4 allows remote
attackers to bypass access restrictions for an FTP server via a PORT
command that lists an arbitrary IP address and port number, which is
added to the RELATED table and allowed by the firewall.
Note:References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
BUGTRAQ:20010416 Tempest Security Techonologies -- Adivsory #01/2001 -- Linux IPTables
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