CVE:CVE-2011-0762
CNNVD:CNNVD-201103-048
vsftpd是一款用于类Unix系统的FTP（文件传输协议）服务器。
vsftpd 2.3.3之前版本中的ls.c中的vsf_filename_passes_filter函数中存在资源管理错误漏洞。远程认证用户可以借助多个FTP会话的STAT命令中的特制glob表达式导致拒绝服务（CPU消耗和进程槽耗尽）。
solution:Upgrade vsftpd_project vsftpd to a higher version than 2.3.3,and avoid the version (,2.3.3); Upgrade canonical ubuntu_linux to a higher version than 6.06,8.04,9.10,10.04,10.10,and avoid the version 6.06,8.04,9.10,10.04,10.10; Upgrade fedoraproject fedora to a higher version than 13,14,15,and avoid the version 13,14,15; Upgrade debian debian_linux to a higher version than 5.0,6.0,7.0,and avoid the version 5.0,6.0,7.0; Upgrade opensuse opensuse to a higher version than 11.2,11.3,11.4,and avoid the version 11.2,11.3,11.4; Upgrade suse linux_enterprise_server to a higher version than 9,10:sp3,10:sp4,11:sp1,and avoid the version 9,10:sp3,10:sp4,11:sp1