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CmdHF14ADesChKeySettings command

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merlokk 2021-07-10 16:05:40 +03:00
parent 1cd467e1f3
commit 5367cb4e23
3 changed files with 94 additions and 12 deletions
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85
client/src/cmdhfmfdes.c
View file

@ -5157,8 +5157,86 @@ static int CmdHF14ADesDefault(const char *Cmd) {
return PM3_SUCCESS;
}
// {"chkeysetings", CmdHF14ADesChKeySettings, IfPm3Iso14443a, "Change Key Settings"},
static int CmdHF14ADesChKeySettings(const char *Cmd) {
CLIParserContext *ctx;
CLIParserInit(&ctx, "hf mfdes chkeysetings",
"Change key settings for card level or application level. WARNING: card level changes may block card!",
"hf mfdes chkeysetings -d 0e -> set picc key settings with default key/channel setup\n"\
"hf mfdes chkeysetings --aid 123456 -d 0e -> set app 123456 key settings with default key/channel setup");
void *argtable[] = {
arg_param_begin,
arg_lit0("a", "apdu", "show APDU requests and responses"),
arg_lit0("v", "verbose", "show technical data"),
arg_int0("n", "keyno", "<keyno>", "Key number"),
arg_str0("t", "algo", "<DES/2TDEA/3TDEA/AES>", "Crypt algo: DES, 2TDEA, 3TDEA, AES"),
arg_str0("k", "key", "<Key>", "Key for authenticate (HEX 8(DES), 16(2TDEA or AES) or 24(3TDEA) bytes)"),
arg_str0("f", "kdf", "<none/AN10922/gallagher>", "Key Derivation Function (KDF): None, AN10922, Gallagher"),
arg_str0("i", "kdfi", "<kdfi>", "KDF input (HEX 1-31 bytes)"),
arg_str0("m", "cmode", "<plain/mac/encrypt>", "Communicaton mode: plain/mac/encrypt"),
arg_str0("c", "ccset", "<native/niso/iso>", "Communicaton command set: native/niso/iso"),
arg_str0("s", "schann", "<d40/ev1/ev2>", "Secure channel: d40/ev1/ev2"),
arg_str0(NULL, "aid", "<app id hex>", "Application ID (3 hex bytes, big endian)"),
arg_str0("d", "data", "<key settings HEX>", "Key settings (HEX 1 byte)"),
arg_param_end
};
CLIExecWithReturn(ctx, Cmd, argtable, true);
bool APDULogging = arg_get_lit(ctx, 1);
bool verbose = arg_get_lit(ctx, 2);
DesfireContext dctx;
int securechann = DCMPlain;
uint32_t appid = 0x000000;
int res = CmdDesGetSessionParameters(ctx, &dctx, 3, 4, 5, 6, 7, 8, 9, 10, 11, &securechann, &appid);
if (res) {
CLIParserFree(ctx);
return res;
}
uint32_t ksett32 = 0;
res = arg_get_u32_hexstr_def_nlen(ctx, 12, 0x000000, &ksett32, 1, false);
if (res == 0)
return PM3_ESOFT;
if (res == 2) {
PrintAndLogEx(ERR, "Key settings must have 1 byte length");
return PM3_EINVARG;
}
SetAPDULogging(APDULogging);
CLIParserFree(ctx);
if (verbose) {
DesfirePrintContext(&dctx);
PrintAndLogEx(SUCCESS, "\nNew key settings:");
PrintKeySettings(ksett32, 0, (appid != 0x000000), false);
}
res = DesfireSelectAIDHex(&dctx, appid, false, 0);
if (res != PM3_SUCCESS) {
PrintAndLogEx(ERR, "Desfire select " _RED_("error") ".");
DropField();
return PM3_ESOFT;
}
res = DesfireAuthenticate(&dctx, securechann);
if (res != PM3_SUCCESS) {
PrintAndLogEx(ERR, "Desfire authenticate " _RED_("error") ". Result: %d", res);
DropField();
return PM3_ESOFT;
}
if (DesfireIsAuthenticated(&dctx)) {
if (verbose)
PrintAndLogEx(ERR, "Desfire " _GREEN_("authenticated"));
} else {
return PM3_ESOFT;
}
return PM3_SUCCESS;
}
@ -5167,7 +5245,8 @@ static int CmdHF14ADesGetKeySettings(const char *Cmd) {
CLIParserContext *ctx;
CLIParserInit(&ctx, "hf mfdes getkeysetings",
"Get key settings for card level or application level.",
"hf mfdes getkeysetings -> execute with default factory setup");
"hf mfdes getkeysetings -> get picc key settings with default key/channel setup\n"\
"hf mfdes getkeysetings --aid 123456 -> get app 123456 key settings with default key/channel setup");
void *argtable[] = {
arg_param_begin,
@ -5245,7 +5324,7 @@ static int CmdHF14ADesGetKeySettings(const char *Cmd) {
}
PrintAndLogEx(INFO, "----------------------- " _CYAN_("Key settings") " -----------------------");
PrintKeySettings(buf[0], buf[1], (appid != 0x000000));
PrintKeySettings(buf[0], buf[1], (appid != 0x000000), true);
if (buflen > 2)
PrintAndLogEx(INFO, "ak ver: %d", buf[2]);
if (buflen > 3)

19
client/src/mifare/desfirecore.c
View file

@ -980,7 +980,7 @@ static void PrintKeyType(uint8_t keytype) {
}
}
static void PrintKeySettingsPICC(uint8_t keysettings, uint8_t numkeys) {
static void PrintKeySettingsPICC(uint8_t keysettings, uint8_t numkeys, bool print2ndbyte) {
PrintAndLogEx(SUCCESS, "PICC level rights:");
PrintAndLogEx(SUCCESS, "[%c...] CMK Configuration changeable : %s", (keysettings & (1 << 3)) ? '1' : '0', (keysettings & (1 << 3)) ? _GREEN_("YES") : "NO (frozen)");
PrintAndLogEx(SUCCESS, "[.%c..] CMK required for create/delete : %s", (keysettings & (1 << 2)) ? '1' : '0', (keysettings & (1 << 2)) ? _GREEN_("NO") : "YES");
@ -988,10 +988,11 @@ static void PrintKeySettingsPICC(uint8_t keysettings, uint8_t numkeys) {
PrintAndLogEx(SUCCESS, "[...%c] CMK is changeable : %s", (keysettings & (1 << 0)) ? '1' : '0', (keysettings & (1 << 0)) ? _GREEN_("YES") : "NO (frozen)");
PrintAndLogEx(SUCCESS, "");
PrintAndLogEx(SUCCESS, "key count: %d", numkeys & 0x0f);
if (print2ndbyte)
PrintAndLogEx(SUCCESS, "key count: %d", numkeys & 0x0f);
}
static void PrintKeySettingsApp(uint8_t keysettings, uint8_t numkeys) {
static void PrintKeySettingsApp(uint8_t keysettings, uint8_t numkeys, bool print2ndbyte) {
// Access rights.
PrintAndLogEx(SUCCESS, "Application level rights:");
uint8_t rights = ((keysettings >> 4) & 0x0F);
@ -1020,13 +1021,15 @@ static void PrintKeySettingsApp(uint8_t keysettings, uint8_t numkeys) {
PrintAndLogEx(SUCCESS, "[...%c] AMK is changeable : %s", (keysettings & (1 << 0)) ? '1' : '0', (keysettings & (1 << 0)) ? _GREEN_("YES") : "NO (frozen)");
PrintAndLogEx(SUCCESS, "");
PrintKeyType(numkeys >> 6);
PrintAndLogEx(SUCCESS, "key count: %d", numkeys & 0x0f);
if (print2ndbyte) {
PrintKeyType(numkeys >> 6);
PrintAndLogEx(SUCCESS, "key count: %d", numkeys & 0x0f);
}
}
void PrintKeySettings(uint8_t keysettings, uint8_t numkeys, bool applevel) {
void PrintKeySettings(uint8_t keysettings, uint8_t numkeys, bool applevel, bool print2ndbyte) {
if (applevel)
PrintKeySettingsApp(keysettings, numkeys);
PrintKeySettingsApp(keysettings, numkeys, print2ndbyte);
else
PrintKeySettingsPICC(keysettings, numkeys);
PrintKeySettingsPICC(keysettings, numkeys, print2ndbyte);
}

2
client/src/mifare/desfirecore.h
View file

@ -49,6 +49,6 @@ int DesfireDeleteApplication(DesfireContext *dctx, uint32_t aid);
int DesfireGetKeyVersion(DesfireContext *dctx, uint8_t *resp, size_t *resplen);
int DesfireGetKeySettings(DesfireContext *dctx, uint8_t *resp, size_t *resplen);
int DesfireChangeKeySettings(DesfireContext *dctx, uint8_t *data, size_t len);
void PrintKeySettings(uint8_t keysettings, uint8_t numkeys, bool applevel);
void PrintKeySettings(uint8_t keysettings, uint8_t numkeys, bool applevel, bool print2ndbyte);
#endif // __DESFIRECORE_H