CVE-2021-28166CWE-476

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…

Medium · published April 7, 2021

CVSS v3.1
6.5
EPSS
1%
Percentile
61.5
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
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
CVSS v4.0
Not supplied
EPSS
0.00968 · 61.5th percentile
Weakness
CWE-476 · NULL Pointer Dereference
Published
2021-04-07T18:50Z
EPSS history
Timeline
  • 07 APR 18:50Z
    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…
    cvelistv5