CVE-2024-3935

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.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/eclipse-mosquitto/mosquitto/commit/ae7a804dadac8f2aaedb24336df8496a9680fda9	Patch
https://gitlab.eclipse.org/security/vulnerability-reports/-/issues/197	Exploit Issue Tracking Vendor Advisory
https://mosquitto.org/blog/2024/10/version-2-0-19-released/	Release Notes

Configurations

Configuration 1 (hide)

cpe:2.3:a:eclipse:mosquitto:*:*:*:*:*:*:*:*

History

29 Jan 2025, 17:12

Type	Values Removed	Values Added
CPE		cpe:2.3:a:eclipse:mosquitto::::::::
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 6.5
First Time		Eclipse mosquitto Eclipse
References	~~() https://github.com/eclipse-mosquitto/mosquitto/commit/ae7a804dadac8f2aaedb24336df8496a9680fda9 -~~	() https://github.com/eclipse-mosquitto/mosquitto/commit/ae7a804dadac8f2aaedb24336df8496a9680fda9 - Patch
References	~~() https://gitlab.eclipse.org/security/vulnerability-reports/-/issues/197 -~~	() https://gitlab.eclipse.org/security/vulnerability-reports/-/issues/197 - Exploit, Issue Tracking, Vendor Advisory
References	~~() https://mosquitto.org/blog/2024/10/version-2-0-19-released/ -~~	() https://mosquitto.org/blog/2024/10/version-2-0-19-released/ - Release Notes

09 Jan 2025, 18:15

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~7.5~~	v2 : unknown v3 : unknown

Information

Published : 2024-10-30 12:15

Updated : 2025-01-29 17:12

NVD link : CVE-2024-3935

Mitre link : CVE-2024-3935

CVE.ORG link : CVE-2024-3935

JSON object : View

Products Affected

eclipse

mosquitto

CWE

CWE-415

Double Free

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