vulnerability
Debian: CVE-2021-28166: mosquitto -- security update
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:L/Au:S/C:N/I:N/A:P) | Apr 7, 2021 | Jul 30, 2024 | Aug 15, 2025 |
Severity
4
CVSS
(AV:N/AC:L/Au:S/C:N/I:N/A:P)
Published
Apr 7, 2021
Added
Jul 30, 2024
Modified
Aug 15, 2025
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.
Solution
debian-upgrade-mosquitto
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