CVEvulnerability

CVE-2021-34432

7.5 HIGH Published 2021-07-27 Modified 2026-07-02 Official page ↗
Status
Modified
Published
2021-07-27
Last modified
2026-07-02
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
Weaknesses
CWE-20

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.

Affected configurations

• eclipse mosquitto (<= 2.0.7)

Related

Weakness · CWE (1)

  • CWE-20 Improper Input Validation weakness

References