CVE-2020-16146

HIGH

Espressif Esp-idf < 2.1.1 - Buffer Overflow

Title source: rule
STIX 2.1

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.

References (2)

Core 2
Core References
Third Party Advisory x_refsource_misc
https://github.com/espressif/esp-idf

Scores

CVSS v3 7.5
EPSS 0.0035
EPSS Percentile 57.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-120
Status published
Products (1)
espressif/esp-idf 2.0.0 - 2.1.1
Published Jan 12, 2021
Tracked Since Feb 18, 2026