CVE-2020-16146 Information

Description

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 btc_blufi_recv_handler function in blufi_prf.c. An attacker can send a crafted BluFi protocol Write Attribute command to characteristic 0xFF01. With manipulated packet fields there is a buffer overflow.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

https://github.com/pokerfacett/MY_CVE_CREDIT/blob/master/CVE-2020-16146.md https://github.com/espressif/esp-idf

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5