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VULNERABILITIES

CVE-2023-5632 Details

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

Metrics

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://github.com/eclipse/mosquitto/commit/18bad1ff32435e523d7507e9b2ce0010124a8f2d CVEPatch
https://github.com/eclipse/mosquitto/pull/2053 CVEIssue Tracking
https://github.com/eclipse/mosquitto/commit/18bad1ff32435e523d7507e9b2ce0010124a8f2d [email protected]Patch
https://github.com/eclipse/mosquitto/pull/2053 [email protected]Issue Tracking

Weakness Enumeration

CWE-IDCWE NameSource
CWE-834Excessive Iteration[email protected]
CWE-834Excessive Iteration[email protected]

Affected Products

ProductVersions
eclipse mosquitto
2.0.5

CPE

  • cpe:2.3:a:eclipse:mosquitto:2.0.5:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

6 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2023-5632
NVD Published Date:
Oct 18, 2023
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2023-5632 Details - Not Deferred