/* * Copyright (c) 2006 Kungliga Tekniska Högskolan * (Royal Institute of Technology, Stockholm, Sweden). * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * 3. Neither the name of the Institute nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include "krb5_locl.h" /* * This PAC and keys are copied (with permission) from Samba torture * regression test suite, they where created by Andrew Bartlet. */ static const unsigned char saved_pac[] = { 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0xd8, 0x01, 0x00, 0x00, 0x48, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0a, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x20, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00, 0x40, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00, 0x58, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x10, 0x08, 0x00, 0xcc, 0xcc, 0xcc, 0xcc, 0xc8, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x30, 0xdf, 0xa6, 0xcb, 0x4f, 0x7d, 0xc5, 0x01, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f, 0xc0, 0x3c, 0x4e, 0x59, 0x62, 0x73, 0xc5, 0x01, 0xc0, 0x3c, 0x4e, 0x59, 0x62, 0x73, 0xc5, 0x01, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f, 0x16, 0x00, 0x16, 0x00, 0x04, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0c, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x14, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x18, 0x00, 0x02, 0x00, 0x65, 0x00, 0x00, 0x00, 0xed, 0x03, 0x00, 0x00, 0x04, 0x02, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x1c, 0x00, 0x02, 0x00, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x14, 0x00, 0x16, 0x00, 0x20, 0x00, 0x02, 0x00, 0x16, 0x00, 0x18, 0x00, 0x24, 0x00, 0x02, 0x00, 0x28, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x21, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x2c, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0b, 0x00, 0x00, 0x00, 0x57, 0x00, 0x32, 0x00, 0x30, 0x00, 0x30, 0x00, 0x33, 0x00, 0x46, 0x00, 0x49, 0x00, 0x4e, 0x00, 0x41, 0x00, 0x4c, 0x00, 0x24, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x04, 0x02, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00, 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0a, 0x00, 0x00, 0x00, 0x57, 0x00, 0x32, 0x00, 0x30, 0x00, 0x30, 0x00, 0x33, 0x00, 0x46, 0x00, 0x49, 0x00, 0x4e, 0x00, 0x41, 0x00, 0x4c, 0x00, 0x0c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0b, 0x00, 0x00, 0x00, 0x57, 0x00, 0x49, 0x00, 0x4e, 0x00, 0x32, 0x00, 0x4b, 0x00, 0x33, 0x00, 0x54, 0x00, 0x48, 0x00, 0x49, 0x00, 0x4e, 0x00, 0x4b, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x01, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x05, 0x15, 0x00, 0x00, 0x00, 0x11, 0x2f, 0xaf, 0xb5, 0x90, 0x04, 0x1b, 0xec, 0x50, 0x3b, 0xec, 0xdc, 0x01, 0x00, 0x00, 0x00, 0x30, 0x00, 0x02, 0x00, 0x07, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x05, 0x09, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x66, 0x28, 0xea, 0x37, 0x80, 0xc5, 0x01, 0x16, 0x00, 0x77, 0x00, 0x32, 0x00, 0x30, 0x00, 0x30, 0x00, 0x33, 0x00, 0x66, 0x00, 0x69, 0x00, 0x6e, 0x00, 0x61, 0x00, 0x6c, 0x00, 0x24, 0x00, 0x76, 0xff, 0xff, 0xff, 0x37, 0xd5, 0xb0, 0xf7, 0x24, 0xf0, 0xd6, 0xd4, 0xec, 0x09, 0x86, 0x5a, 0xa0, 0xe8, 0xc3, 0xa9, 0x00, 0x00, 0x00, 0x00, 0x76, 0xff, 0xff, 0xff, 0xb4, 0xd8, 0xb8, 0xfe, 0x83, 0xb3, 0x13, 0x3f, 0xfc, 0x5c, 0x41, 0xad, 0xe2, 0x64, 0x83, 0xe0, 0x00, 0x00, 0x00, 0x00 }; static int type_1_length = 472; static const krb5_keyblock kdc_keyblock = { ETYPE_ARCFOUR_HMAC_MD5, { 16, "\xB2\x86\x75\x71\x48\xAF\x7F\xD2\x52\xC5\x36\x03\xA1\x50\xB7\xE7" } }; static const krb5_keyblock member_keyblock = { ETYPE_ARCFOUR_HMAC_MD5, { 16, "\xD2\x17\xFA\xEA\xE5\xE6\xB5\xF9\x5C\xCC\x94\x07\x7A\xB8\xA5\xFC" } }; static time_t authtime = 1120440609; static const char *user = "w2003final$"; /* * This pac from Christan Krause */ static const unsigned char saved_pac2[] = "\x05\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\xc8\x01\x00\x00" "\x58\x00\x00\x00\x00\x00\x00\x00\x0a\x00\x00\x00\x18\x00\x00\x00" "\x20\x02\x00\x00\x00\x00\x00\x00\x0c\x00\x00\x00\x70\x00\x00\x00" "\x38\x02\x00\x00\x00\x00\x00\x00\x06\x00\x00\x00\x14\x00\x00\x00" "\xa8\x02\x00\x00\x00\x00\x00\x00\x07\x00\x00\x00\x14\x00\x00\x00" "\xc0\x02\x00\x00\x00\x00\x00\x00\x01\x10\x08\x00\xcc\xcc\xcc\xcc" "\xb8\x01\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x7d\xee\x09\x76" "\xf2\x39\xc9\x01\xff\xff\xff\xff\xff\xff\xff\x7f\xff\xff\xff\xff" "\xff\xff\xff\x7f\x6d\x49\x38\x62\xf2\x39\xc9\x01\x6d\x09\xa2\x8c" "\xbb\x3a\xc9\x01\xff\xff\xff\xff\xff\xff\xff\x7f\x0e\x00\x0e\x00" "\x04\x00\x02\x00\x10\x00\x10\x00\x08\x00\x02\x00\x00\x00\x00\x00" "\x0c\x00\x02\x00\x00\x00\x00\x00\x10\x00\x02\x00\x00\x00\x00\x00" "\x14\x00\x02\x00\x00\x00\x00\x00\x18\x00\x02\x00\x02\x01\x00\x00" "\x52\x04\x00\x00\x01\x02\x00\x00\x03\x00\x00\x00\x1c\x00\x02\x00" "\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x10\x00\x12\x00\x20\x00\x02\x00\x0e\x00\x10\x00" "\x24\x00\x02\x00\x28\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x10\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x07\x00\x00\x00\x00\x00\x00\x00\x07\x00\x00\x00" "\x6f\x00\x70\x00\x65\x00\x6e\x00\x6d\x00\x73\x00\x70\x00\x00\x00" "\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x6f\x00\x70\x00" "\x65\x00\x6e\x00\x20\x00\x6d\x00\x73\x00\x70\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x03\x00\x00\x00" "\x60\x04\x00\x00\x07\x00\x00\x00\x01\x02\x00\x00\x07\x00\x00\x00" "\x5e\x04\x00\x00\x07\x00\x00\x00\x09\x00\x00\x00\x00\x00\x00\x00" "\x08\x00\x00\x00\x43\x00\x48\x00\x4b\x00\x52\x00\x2d\x00\x41\x00" "\x44\x00\x53\x00\x08\x00\x00\x00\x00\x00\x00\x00\x07\x00\x00\x00" "\x4d\x00\x53\x00\x50\x00\x2d\x00\x41\x00\x44\x00\x53\x00\x00\x00" "\x04\x00\x00\x00\x01\x04\x00\x00\x00\x00\x00\x05\x15\x00\x00\x00" "\x91\xad\xdc\x4c\x63\xb8\xb5\x48\xd5\x53\xd2\xd1\x00\x00\x00\x00" "\x00\x66\xeb\x75\xf2\x39\xc9\x01\x0e\x00\x6f\x00\x70\x00\x65\x00" "\x6e\x00\x6d\x00\x73\x00\x70\x00\x38\x00\x10\x00\x28\x00\x48\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x6f\x00\x70\x00\x65\x00\x6e\x00" "\x6d\x00\x73\x00\x70\x00\x40\x00\x6d\x00\x73\x00\x70\x00\x2d\x00" "\x61\x00\x64\x00\x73\x00\x2e\x00\x70\x00\x65\x00\x70\x00\x70\x00" "\x65\x00\x72\x00\x63\x00\x6f\x00\x6e\x00\x2e\x00\x64\x00\x65\x00" "\x4d\x00\x53\x00\x50\x00\x2d\x00\x41\x00\x44\x00\x53\x00\x2e\x00" "\x50\x00\x45\x00\x50\x00\x50\x00\x45\x00\x52\x00\x43\x00\x4f\x00" "\x4e\x00\x2e\x00\x44\x00\x45\x00\x76\xff\xff\xff\xb3\x56\x15\x29" "\x37\xc6\x5c\xf7\x97\x35\xfa\xec\x59\xe8\x96\xa0\x00\x00\x00\x00" "\x76\xff\xff\xff\x50\x71\xa2\xb1\xa3\x64\x82\x5c\xfd\x23\xea\x3b" "\xb0\x19\x12\xd4\x00\x00\x00\x00"; static const krb5_keyblock member_keyblock2 = { ETYPE_DES_CBC_MD5, { 8, "\x9e\x37\x83\x25\x4a\x7f\xf2\xf8" } }; static time_t authtime2 = 1225304188; static const char *user2 = "openmsp"; int main(int argc, char **argv) { krb5_error_code ret; krb5_context context; krb5_pac pac; krb5_data data; krb5_principal p, p2; ret = krb5_init_context(&context); if (ret) errx(1, "krb5_init_contex"); krb5_enctype_enable(context, ETYPE_DES_CBC_MD5); ret = krb5_parse_name_flags(context, user, KRB5_PRINCIPAL_PARSE_NO_REALM, &p); if (ret) krb5_err(context, 1, ret, "krb5_parse_name"); ret = krb5_pac_parse(context, saved_pac, sizeof(saved_pac), &pac); if (ret) krb5_err(context, 1, ret, "krb5_pac_parse"); ret = krb5_pac_verify(context, pac, authtime, p, &member_keyblock, &kdc_keyblock); if (ret) krb5_err(context, 1, ret, "krb5_pac_verify"); ret = _krb5_pac_sign(context, pac, authtime, p, &member_keyblock, &kdc_keyblock, &data); if (ret) krb5_err(context, 1, ret, "_krb5_pac_sign"); krb5_pac_free(context, pac); ret = krb5_pac_parse(context, data.data, data.length, &pac); krb5_data_free(&data); if (ret) krb5_err(context, 1, ret, "krb5_pac_parse 2"); ret = krb5_pac_verify(context, pac, authtime, p, &member_keyblock, &kdc_keyblock); if (ret) krb5_err(context, 1, ret, "krb5_pac_verify 2"); /* make a copy and try to reproduce it */ { uint32_t *list; size_t len, i; krb5_pac pac2; ret = krb5_pac_init(context, &pac2); if (ret) krb5_err(context, 1, ret, "krb5_pac_init"); /* our two user buffer plus the three "system" buffers */ ret = krb5_pac_get_types(context, pac, &len, &list); if (ret) krb5_err(context, 1, ret, "krb5_pac_get_types"); for (i = 0; i < len; i++) { /* skip server_cksum, privsvr_cksum, and logon_name */ if (list[i] == 6 || list[i] == 7 || list[i] == 10) continue; ret = krb5_pac_get_buffer(context, pac, list[i], &data); if (ret) krb5_err(context, 1, ret, "krb5_pac_get_buffer"); if (list[i] == 1) { if (type_1_length != data.length) krb5_errx(context, 1, "type 1 have wrong length: %lu", (unsigned long)data.length); } else krb5_errx(context, 1, "unknown type %lu", (unsigned long)list[i]); ret = krb5_pac_add_buffer(context, pac2, list[i], &data); if (ret) krb5_err(context, 1, ret, "krb5_pac_add_buffer"); krb5_data_free(&data); } free(list); ret = _krb5_pac_sign(context, pac2, authtime, p, &member_keyblock, &kdc_keyblock, &data); if (ret) krb5_err(context, 1, ret, "_krb5_pac_sign 4"); krb5_pac_free(context, pac2); ret = krb5_pac_parse(context, data.data, data.length, &pac2); krb5_data_free(&data); if (ret) krb5_err(context, 1, ret, "krb5_pac_parse 4"); ret = krb5_pac_verify(context, pac2, authtime, p, &member_keyblock, &kdc_keyblock); if (ret) krb5_err(context, 1, ret, "krb5_pac_verify 4"); krb5_pac_free(context, pac2); } krb5_pac_free(context, pac); /* * check pac from Christian */ ret = krb5_parse_name_flags(context, user2, KRB5_PRINCIPAL_PARSE_NO_REALM, &p2); if (ret) krb5_err(context, 1, ret, "krb5_parse_name"); ret = krb5_pac_parse(context, saved_pac2, sizeof(saved_pac2) -1, &pac); if (ret) krb5_err(context, 1, ret, "krb5_pac_parse"); ret = krb5_pac_verify(context, pac, authtime2, p2, &member_keyblock2, NULL); if (ret) krb5_err(context, 1, ret, "krb5_pac_verify c1"); krb5_pac_free(context, pac); krb5_free_principal(context, p2); /* * Test empty free */ ret = krb5_pac_init(context, &pac); if (ret) krb5_err(context, 1, ret, "krb5_pac_init"); krb5_pac_free(context, pac); /* * Test add remove buffer */ ret = krb5_pac_init(context, &pac); if (ret) krb5_err(context, 1, ret, "krb5_pac_init"); { const krb5_data cdata = { 2, "\x00\x01" } ; ret = krb5_pac_add_buffer(context, pac, 1, &cdata); if (ret) krb5_err(context, 1, ret, "krb5_pac_add_buffer"); } { ret = krb5_pac_get_buffer(context, pac, 1, &data); if (ret) krb5_err(context, 1, ret, "krb5_pac_get_buffer"); if (data.length != 2 || memcmp(data.data, "\x00\x01", 2) != 0) krb5_errx(context, 1, "krb5_pac_get_buffer data not the same"); krb5_data_free(&data); } { const krb5_data cdata = { 2, "\x02\x00" } ; ret = krb5_pac_add_buffer(context, pac, 2, &cdata); if (ret) krb5_err(context, 1, ret, "krb5_pac_add_buffer"); } { ret = krb5_pac_get_buffer(context, pac, 1, &data); if (ret) krb5_err(context, 1, ret, "krb5_pac_get_buffer"); if (data.length != 2 || memcmp(data.data, "\x00\x01", 2) != 0) krb5_errx(context, 1, "krb5_pac_get_buffer data not the same"); krb5_data_free(&data); /* */ ret = krb5_pac_get_buffer(context, pac, 2, &data); if (ret) krb5_err(context, 1, ret, "krb5_pac_get_buffer"); if (data.length != 2 || memcmp(data.data, "\x02\x00", 2) != 0) krb5_errx(context, 1, "krb5_pac_get_buffer data not the same"); krb5_data_free(&data); } ret = _krb5_pac_sign(context, pac, authtime, p, &member_keyblock, &kdc_keyblock, &data); if (ret) krb5_err(context, 1, ret, "_krb5_pac_sign"); krb5_pac_free(context, pac); ret = krb5_pac_parse(context, data.data, data.length, &pac); krb5_data_free(&data); if (ret) krb5_err(context, 1, ret, "krb5_pac_parse 3"); ret = krb5_pac_verify(context, pac, authtime, p, &member_keyblock, &kdc_keyblock); if (ret) krb5_err(context, 1, ret, "krb5_pac_verify 3"); { uint32_t *list; size_t len; /* our two user buffer plus the three "system" buffers */ ret = krb5_pac_get_types(context, pac, &len, &list); if (ret) krb5_err(context, 1, ret, "krb5_pac_get_types"); if (len != 5) krb5_errx(context, 1, "list wrong length"); free(list); } krb5_pac_free(context, pac); krb5_free_principal(context, p); krb5_free_context(context); return 0; }