CVE-2021-34432

Published Jul 27, 2021 CVSS 3.1 · 7.5 High EPSS 1.2% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2021-21088 In Eclipse Mosquitto versions 2.07 and earlier, the server will crash if the client tries to send a PUBLISH packet with topic length = 0.
History
Type Values Removed Values Added
Description In Eclipse Mosquitto versions 2.07 and earlier, the server will crash if the client tries to send a PUBLISH packet with topic length = 0. 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.
Weaknesses

Sources

Status
PUBLISHED
Assigner
eclipse
Published
Updated
Jul 2, 2026, 9:31 AM
Reserved
Jun 9, 2021, 12:00 AM
Status
Modified
Published
Jul 27, 2021, 4:15 PM
Modified
Jul 2, 2026, 10:16 AM