CVE-2024-10525

CRITICAL

Eclipse Mosquitto < 2.0.19 - Out-of-Bounds Write

Title source: rule

Description

In Eclipse Mosquitto, from version 1.3.2 through 2.0.18, if a malicious broker sends a crafted SUBACK packet with no reason codes, a client using libmosquitto may make out of bounds memory access when acting in its on_subscribe callback. This affects the mosquitto_sub and mosquitto_rr clients.

References (4)

Core 4

Core References

Mailing List

https://lists.debian.org/debian-lts-announce/2025/02/msg00022.html

Patch

https://github.com/eclipse-mosquitto/mosquitto/commit/8ab20b4ba4204fdcdec78cb4d9f03c944a6e0e1c

View Patch ZIP pw:eip

Exploit, Issue Tracking, Vendor Advisory

https://gitlab.eclipse.org/security/vulnerability-reports/-/issues/190

Release Notes

https://mosquitto.org/blog/2024/10/version-2-0-19-released/

Scores

CVSS v3 9.8

EPSS 0.1751

EPSS Percentile 95.1%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact partial

Details

CWE

CWE-122 CWE-787

Status published

Products (1)

eclipse/mosquitto 1.3.2 - 2.0.19

Published Oct 30, 2024

Tracked Since Feb 18, 2026