Improper Input Validation Affecting espressif/esp-idf package, versions [0,]


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.14% (52nd percentile)

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  • Snyk IDSNYK-UNMANAGED-ESPRESSIFESPIDF-2364341
  • published26 Jan 2022
  • disclosed7 Sept 2021
  • creditUnknown

Introduced: 7 Sep 2021

CVE-2021-28135  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

There is no fixed version for espressif/esp-idf.

Overview

Affected versions of this package are vulnerable to Improper Input Validation. 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.

CVSS Base Scores

version 3.1