Buffer Overflow Affecting wolfmqtt package, versions [,1.10.0)


Severity

Recommended
0.0
high
0
10

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

Threat Intelligence

EPSS
0.16% (54th percentile)

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  • Snyk IDSNYK-UNMANAGED-WOLFMQTT-2329103
  • published2 Jan 2022
  • disclosed2 Jan 2022
  • creditOSS Fuzz

Introduced: 2 Jan 2022

CVE-2021-45936  (opens in a new tab)
CWE-119  (opens in a new tab)
CWE-120  (opens in a new tab)

How to fix?

Upgrade wolfmqtt to version 1.10.0 or higher.

Overview

Affected versions of this package are vulnerable to Buffer Overflow in MqttDecode_Disconnect (called from MqttClient_DecodePacket and MqttClient_WaitType).

CVSS Scores

version 3.1