CVE-2021-28166

Source
https://nvd.nist.gov/vuln/detail/CVE-2021-28166
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-28166.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2021-28166
Downstream
Related
Published
2021-04-07T19:15:12Z
Modified
2025-10-14T18:07:33.849106Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

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.

References

Affected packages

Git / github.com/eclipse/mosquitto

Affected ranges

Type
GIT
Repo
https://github.com/eclipse/mosquitto
Events

Affected versions

v2.*

v2.0.0
v2.0.1
v2.0.2
v2.0.3
v2.0.4
v2.0.5
v2.0.6
v2.0.7
v2.0.8
v2.0.9