CVE-2023-5632

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CVSS 3.1

7.5 high

EPSS

<1%p51

Published

Oct 18, 2023 (Oct 18, 2023)

Modified

Jun 17, 2026

Description

In Eclipse Mosquito before and including 2.0.5, establishing a connection to the mosquitto server without sending data causes the EPOLLOUT event to be added, which results excessive CPU consumption. This could be used by a malicious actor to perform denial of service type attack. This issue is fixed in 2.0.6

Vendors: eclipse
Products: mosquitto
Weakness: CWE-834
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.7%)

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