CVE-2021-28136

The Bluetooth Classic implementation in Espressif ESP-IDF 4.4 and earlier does not properly handle the reception of multiple LMP IO Capability Request packets during the pairing process, allowing attackers in radio range to trigger memory corruption and consequently a crash in ESP32 via a replaye...

Memory corruption

The Bluetooth Classic implementation in Espressif ESP-IDF 4.4 and earlier does not properly handle the reception of multiple LMP IO Capability Request packets during the pairing process, allowing attackers in radio range to trigger memory corruption and consequently a crash in ESP32 via a replaye...

Design/Logic Flaw

The Bluetooth Classic implementation in Espressif ESP-IDF 4.4 and earlier does not properly handle the reception of continuous unsolicited LMP responses, allowing attackers in radio range to trigger a denial of service crash in ESP32 by flooding the target device with LMP Feature Response data...

CVE-2021-28135

CVE-2021-28135 affects Espressif ESP-IDF (Espressif ESP32) Bluetooth Classic stack. The vulnerability is due to improper handling of continuous unsolicited LMP responses, allowing a remote attacker in radio range to cause a denial-of-service (crash) by flooding the device with LMP Feature Respons...

CVE-2021-28135

The Bluetooth Classic implementation in Espressif ESP-IDF 4.4 and earlier does not properly handle the reception of continuous unsolicited LMP responses, allowing attackers in radio range to trigger a denial of service crash in ESP32 by flooding the target device with LMP Feature Response data...

CVE-2021-28136

The Bluetooth Classic implementation in Espressif ESP-IDF 4.4 and earlier does not properly handle the reception of multiple LMP IO Capability Request packets during the pairing process, allowing attackers in radio range to trigger memory corruption and consequently a crash in ESP32 via a replaye...

CVE-2021-28136

The CVE affects Espressif ESP-IDF 4.4 and earlier’s Bluetooth Classic stack. Root cause: ESP32’s handling of multiple LMP IO Capability Request packets during pairing allows a replayed/duplicated LMP packet to trigger memory corruption and a crash. Impact stated in sources: attacker in radio rang...

CVE-2020-16146

Espressif ESP-IDF 2.x, 3.0.x through 3.0.9, 3.1.x through 3.1.7, 3.2.x through 3.2.3, 3.3.x through 3.3.2, and 4.0.x through 4.0.1 has a Buffer Overflow in BluFi provisioning in btcblufirecvhandler function in blufiprf.c. An attacker can send a crafted BluFi protocol Write Attribute command to...

CVE-2020-16146

Espressif ESP-IDF 2.x, 3.0.x through 3.0.9, 3.1.x through 3.1.7, 3.2.x through 3.2.3, 3.3.x through 3.3.2, and 4.0.x through 4.0.1 has a Buffer Overflow in BluFi provisioning in btcblufirecvhandler function in blufiprf.c. An attacker can send a crafted BluFi protocol Write Attribute command to...

Buffer overflow

Espressif ESP-IDF 2.x, 3.0.x through 3.0.9, 3.1.x through 3.1.7, 3.2.x through 3.2.3, 3.3.x through 3.3.2, and 4.0.x through 4.0.1 has a Buffer Overflow in BluFi provisioning in btcblufirecvhandler function in blufiprf.c. An attacker can send a crafted BluFi protocol Write Attribute command to...

CVE-2020-16146

Espressif ESP-IDF 2.x, 3.0.x through 3.0.9, 3.1.x through 3.1.7, 3.2.x through 3.2.3, 3.3.x through 3.3.2, and 4.0.x through 4.0.1 has a Buffer Overflow in BluFi provisioning in btcblufirecvhandler function in blufiprf.c. An attacker can send a crafted BluFi protocol Write Attribute command to...

CVE-2020-16146

ESP-IDF BluFi vulnerability CVE-2020-16146 affects ESP-IDF 2.x, 3.x up to 3.0.9/3.1.7/3.2.3/3.3.2 and 4.0.x up to 4.0.1. A buffer overflow occurs in BluFi provisioning, in btc_blufi_recv_handler (blufi_prf.c). An attacker can send a crafted BluFi protocol Write Attribute command to characteristic...

CVE-2020-13594

The Bluetooth Low Energy BLE controller implementation in Espressif ESP-IDF 4.2 and earlier for ESP32 devices does not properly restrict the channel map field of the connection request packet on reception, allowing attackers in radio range to cause a denial of service crash via a crafted packet...

CVE-2020-13595

The Bluetooth Low Energy BLE controller implementation in Espressif ESP-IDF 4.0 through 4.2 for ESP32 devices returns the wrong number of completed BLE packets and triggers a reachable assertion on the host stack when receiving a packet with an MIC failure. An attacker within radio range can...

CVE-2020-13595

The Bluetooth Low Energy BLE controller implementation in Espressif ESP-IDF 4.0 through 4.2 for ESP32 devices returns the wrong number of completed BLE packets and triggers a reachable assertion on the host stack when receiving a packet with an MIC failure. An attacker within radio range can...

Design/Logic Flaw

The Bluetooth Low Energy BLE controller implementation in Espressif ESP-IDF 4.0 through 4.2 for ESP32 devices returns the wrong number of completed BLE packets and triggers a reachable assertion on the host stack when receiving a packet with an MIC failure. An attacker within radio range can...

Design/Logic Flaw

The Bluetooth Low Energy BLE controller implementation in Espressif ESP-IDF 4.2 and earlier for ESP32 devices does not properly restrict the channel map field of the connection request packet on reception, allowing attackers in radio range to cause a denial of service crash via a crafted packet...

CVE-2020-13595

The Bluetooth Low Energy BLE controller implementation in Espressif ESP-IDF 4.0 through 4.2 for ESP32 devices returns the wrong number of completed BLE packets and triggers a reachable assertion on the host stack when receiving a packet with an MIC failure. An attacker within radio range can...

CVE-2020-13595

The CVE-2020-13595 entry covers a vulnerability in Espressif ESP-IDF (ESP32) BLE controller (versions 4.0–4.2) where the controller returns the incorrect number of completed BLE packets and triggers a reachable assertion on the host stack when processing a packet with an MIC failure. This can be ...

CVE-2020-13594

The Bluetooth Low Energy BLE controller implementation in Espressif ESP-IDF 4.2 and earlier for ESP32 devices does not properly restrict the channel map field of the connection request packet on reception, allowing attackers in radio range to cause a denial of service crash via a crafted packet...