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Status published
High
CVE-2021-34432
In Eclipse Mosquitto versions 2.0.7 and earlier, the server will...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
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Affected Vendor
The Eclipse Foundation
View all reports →Affected Software
Eclipse Mosquitto
Vulnerable Versions:
unspecified
Timeline
Official Publish:
July 27th, 2021
Last Modified:
July 2nd, 2026
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H