CVE-2021-28166

State: Published
Severity: 6.5 Medium
Published: Apr 7, 2021
Updated: Aug 3, 2024
Reserved: Mar 12, 2021

Description

In Eclipse Mosquitto version 2.0.0 to 2.0.9, if an authenticated client that had connected with MQTT v5 sent a crafted CONNACK message to the broker, a NULL pointer dereference would occur.

Scores

CVSS	Score	Vector	Source
3.1	6.5 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:F/RL:O/RC:C	eclipse

Weaknesses

CWE-476 NULL Pointer Dereference

Affected Products

Product	Versions
Eclipse MosquittoThe Eclipse Foundation	2.0 to before unspecifiedAffected 2.0.9 and earlierAffected

References

https://bugs.eclipse.org/bugs/show_bug.cgi?id=572608

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