CVE-2021-28166

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Source
https://cve.org/CVERecord?id=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
2026-08-27T08:14:38Z
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/mosquitto

Affected ranges

Type
GIT
Repo
https://github.com/eclipse-mosquitto/mosquitto
Events
Introduced
c00671af5c25593bebf065ed8820f7f00ee85efe
Last Affected
c03c6b765e3af813d2001d21f95e0808f708d075
Database specific
Show details 
{
    "cpe": "cpe:2.3:a:eclipse:mosquitto:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "2.0.0"
        },
        {
            "last_affected": "2.0.9"
        }
    ],
    "source": "CPE_RANGE"
}

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

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-28166.json"