espressif/esp-nimble
1
0
Fork 0
mirror of https://github.com/espressif/esp-nimble.git synced 2026-10-02 13:27:21 +00:00
Code Issues Packages Projects Releases Wiki Activity

nimble/host: Fix MITM vulnerability during public key exchange in secure connection

Browse Source
This commit is contained in:
Prasad Alatkar
2021-05-18 15:34:57 +05:30
parent 7279952505
commit 8cf10d3f38
1 changed files with 7 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
nimble/host/src/ble_sm_sc.c
+7
View File
@@ -569,6 +569,13 @@ ble_sm_sc_public_key_rx(uint16_t conn_handle, struct os_mbuf **om,
cmd = (struct ble_sm_public_key *)(*om)->om_data; cmd = (struct ble_sm_public_key *)(*om)->om_data;
BLE_SM_LOG_CMD(0, "public key", conn_handle, ble_sm_public_key_log, cmd); BLE_SM_LOG_CMD(0, "public key", conn_handle, ble_sm_public_key_log, cmd);
/* Check if the peer public key is same as our generated public key.
* Return fail if the public keys match. */
if (memcmp(cmd, ble_sm_sc_pub_key, 64) == 0) {
res->enc_cb = 1;
res->sm_err = BLE_SM_ERR_AUTHREQ;
return;
}
ble_hs_lock(); ble_hs_lock();
proc = ble_sm_proc_find(conn_handle, BLE_SM_PROC_STATE_PUBLIC_KEY, -1, proc = ble_sm_proc_find(conn_handle, BLE_SM_PROC_STATE_PUBLIC_KEY, -1,