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Authenticate before PUT DATA validation

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Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
This commit is contained in:
Pol Henarejos
2026-08-14 13:56:57 +02:00
parent d5244fc93e
commit 3293de8f31
1 changed files with 14 additions and 8 deletions
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src/openpgp/cmd_put_data.c
+14 -8
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@@ -17,11 +17,23 @@
#include "openpgp.h"
static bool put_data_authorized(uint16_t fid) {
if (fid == EF_PRIV_DO_1 || fid == EF_PRIV_DO_3) {
return has_pw2;
}
return has_pw3;
}
int cmd_put_data(void) {
uint16_t fid = (P1(apdu) << 8) | P2(apdu);
uint16_t requested_fid = fid;
bool is_algorithm_attr = fid == EF_ALGO_SIG || fid == EF_ALGO_DEC || fid == EF_ALGO_AUT;
file_t *ef;
if (!put_data_authorized(requested_fid)) {
return SW_SECURITY_STATUS_NOT_SATISFIED();
}
if (fid == EF_RESET_CODE) {
fid = EF_RC;
}
@@ -34,16 +46,10 @@ int cmd_put_data(void) {
return SW_WRONG_DATA();
}
if (!(ef = file_search_by_fid(fid, NULL, SPECIFY_EF))) {
return SW_REFERENCE_NOT_FOUND();
return SW_WRONG_P1P2();
}
if (!file_authenticate_action(ef, ACL_OP_UPDATE_ERASE)) {
return SW_SECURITY_STATUS_NOT_SATISFIED();
}
if ((fid == EF_PRIV_DO_1 || fid == EF_PRIV_DO_3) && !has_pw2) {
return SW_SECURITY_STATUS_NOT_SATISFIED();
}
if (!(fid == EF_PRIV_DO_1 || fid == EF_PRIV_DO_3) && !has_pw3) {
return SW_SECURITY_STATUS_NOT_SATISFIED();
return SW_WRONG_P1P2();
}
if (fid == EF_PW_STATUS) {
if (apdu.nc > 4) {