vulnerability
FreeBSD: VID-CC553D79-E1F0-4B94-89F2-BACAD42EE826: mosquitto -- NULL pointer dereference
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 9 | (AV:N/AC:L/Au:N/C:C/I:N/A:C) | Apr 10, 2021 | Nov 4, 2022 | Feb 19, 2025 |
Severity
9
CVSS
(AV:N/AC:L/Au:N/C:C/I:N/A:C)
Published
Apr 10, 2021
Added
Nov 4, 2022
Modified
Feb 19, 2025
Description
Roger Light reports:
If an authenticated client connected with MQTT v5 sent
a malformed CONNACK message to the broker a NULL pointer
dereference occurred, most likely resulting in a
segfault.
(Note: a CVE is referenced in the github commit but it
appears to be for a python-bleach vulnerability so it is
not included here.)
Solution
freebsd-upgrade-package-mosquitto
References
NEW
Explore Exposure Command
Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.