DEBIAN-CVE-2021-34432

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Source
https://security-tracker.debian.org/tracker/CVE-2021-34432
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-34432.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2021-34432
Upstream
Published
2021-07-27T16:15:07Z
Modified
2026-09-01T20:04:29Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

In Eclipse Mosquitto versions 2.0.7 and earlier, the server will crash if the client tries to send a PUBLISH packet with topic length = 0.

References

Affected packages

Debian:12 / mosquitto

Package

Name
mosquitto
Purl
pkg:deb/debian/mosquitto?arch=source&distro=bookworm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.0.8-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-34432.json"

Debian:13 / mosquitto

Package

Name
mosquitto
Purl
pkg:deb/debian/mosquitto?arch=source&distro=trixie

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.0.8-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-34432.json"

Debian:14 / mosquitto

Package

Name
mosquitto
Purl
pkg:deb/debian/mosquitto?arch=source&distro=forky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.0.8-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-34432.json"