ALPINE-CVE-2021-28166

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Source
https://security.alpinelinux.org/vuln/CVE-2021-28166
Import Source
https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-28166.json
JSON Data
https://api.osv.dev/v1/vulns/ALPINE-CVE-2021-28166
Upstream
Published
2021-04-07T19:15:12.347Z
Modified
2026-07-08T04:31:00.201364614Z
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

Alpine:v3.14
mosquitto

Package

Name
mosquitto
Purl
pkg:apk/alpine/mosquitto?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.0.0
Fixed
2.0.10-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-28166.json"
Alpine:v3.15
mosquitto

Package

Name
mosquitto
Purl
pkg:apk/alpine/mosquitto?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.0.0
Fixed
2.0.10-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-28166.json"
Alpine:v3.16
mosquitto

Package

Name
mosquitto
Purl
pkg:apk/alpine/mosquitto?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.0.0
Fixed
2.0.10-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-28166.json"
Alpine:v3.17
mosquitto

Package

Name
mosquitto
Purl
pkg:apk/alpine/mosquitto?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.0.0
Fixed
2.0.10-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-28166.json"
Alpine:v3.18
mosquitto

Package

Name
mosquitto
Purl
pkg:apk/alpine/mosquitto?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.0.0
Fixed
2.0.10-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-28166.json"
Alpine:v3.19
mosquitto

Package

Name
mosquitto
Purl
pkg:apk/alpine/mosquitto?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.0.0
Fixed
2.0.10-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-28166.json"
Alpine:v3.20
mosquitto

Package

Name
mosquitto
Purl
pkg:apk/alpine/mosquitto?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.0.0
Fixed
2.0.10-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-28166.json"
Alpine:v3.21
mosquitto

Package

Name
mosquitto
Purl
pkg:apk/alpine/mosquitto?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.0.0
Fixed
2.0.10-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-28166.json"
Alpine:v3.22
mosquitto

Package

Name
mosquitto
Purl
pkg:apk/alpine/mosquitto?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.0.0
Fixed
2.0.10-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-28166.json"
Alpine:v3.23
mosquitto

Package

Name
mosquitto
Purl
pkg:apk/alpine/mosquitto?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.0.0
Fixed
2.0.10-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-28166.json"
Alpine:v3.24
mosquitto

Package

Name
mosquitto
Purl
pkg:apk/alpine/mosquitto?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.0.0
Fixed
2.0.10-r0

Database specific

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