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CVE-2021-41039 In versions 1.6 to 2.0.11 of Eclipse Mosquitto, an MQTT v5 client connecting with a large number of user-property…

Description

In versions 1.6 to 2.0.11 of Eclipse Mosquitto, an MQTT v5 client connecting with a large number of user-property properties could cause excessive CPU usage, leading to a loss of performance and possible denial of service.

Affected products and versions

Product Affected versions Fixed in
Eclipse Mosquitto 2.0 earliest → 2.0.11 No fix stated
Eclipse Mosquitto 1.6 1.6 → latest No fix stated

Other CVEs of Eclipse Mosquitto

The 16 CVEs of Eclipse Mosquitto →
CVE-2021-34434 In Eclipse Mosquitto versions 2.0 to 2.0.11, when using the dynamic security plugin, if the ability for a client to make… Not rated CVE-2021-34432 In Eclipse Mosquitto versions 2.0.7 and earlier, the server will crash if the client tries to send a PUBLISH packet with… Not rated CVE-2021-34431 In Eclipse Mosquitto version 1.6 to 2.0.10, if an authenticated client that had connected with MQTT v5 sent a crafted… Not rated CVE-2021-28166 In Eclipse Mosquitto version 2.0.0 to 2.0.9, if an authenticated client that had connected with MQTT v5 sent a crafted… 6.5 Medium
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