Bug 2028451 (CVE-2021-41039) - CVE-2021-41039 mosquitto: DoS via malicious client
Summary: CVE-2021-41039 mosquitto: DoS via malicious client
Keywords:
Status: NEW
Alias: CVE-2021-41039
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Nobody
QA Contact:
URL:
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Depends On: 2028453
Blocks:
TreeView+ depends on / blocked
 
Reported: 2021-12-02 12:30 UTC by Marian Rehak
Modified: 2023-07-07 08:35 UTC (History)
3 users (show)

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Description Marian Rehak 2021-12-02 12:30:06 UTC 
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.

Reference:

https://bugs.eclipse.org/bugs/show_bug.cgi?id=575314
Comment 1 Marian Rehak 2021-12-02 12:30:20 UTC 
Created mosquitto tracking bugs for this issue:

Affects: epel-all [bug 2028453]
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