CVE-2024-3935

Medium

Description

In Eclipse Mosquito, versions from 2.0.0 through 2.0.18, if a Mosquitto broker is configured to create an outgoing bridge connection, and that bridge connection has an incoming topic configured that makes use of topic remapping, then if the remote connection sends a crafted PUBLISH packet to the broker a double free will occur with a subsequent crash of the broker.

SeverityMedium
CVSS6.5
Exploit probability—
ProductEclipse Mosquitto
PublishedOct 30, 2024
First seenOct 30, 2024
Weakness typeCWE-415CWE-415

How to fix

Update
  • eclipse mosquitto2.0.19 or later

Affected products

ProductAffected versionsFixed in
eclipse mosquitto2.0.0 ≤ v < 2.0.192.0.19

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Choose the product and enter the version you run to see whether it falls in the affected range.

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