CVE-2021-34432

HighCVSS 7.5/10Last modified Jul 2, 2026

Description

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.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-20

Affected software

No affected versions have been published.

Timeline

Published
Jul 27, 2021
Last modified
Jul 2, 2026
NVD status
Modified

Related CVEs from 2021

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CVE-2021-34432: High severity, CVSS 7.5 | Vulnix