Name: CVE-2024-10525: Heap-based Buffer Overflow
Creator: Rapid7
Published: 2024-10-30T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2024-10525, CVSS 9.8, EPSS 0.59222

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.

CVSS Details

CVSS 4.0 Base Score: 7.2 (HIGH)
CVSS 4.0 Vector: (CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X)
CVSS 3.1 Base Score: 9.8
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Debian	—	Upgrade mosquitto	Feb 21, 2025	Oct 30, 2024
Suse	—	Upgrade libmosquitto1Upgrade libmosquittopp1Upgrade mosquitto-develUpgrade mosquittoUpgrade mosquitto-clients	Dec 31, 2024	Oct 30, 2024
Ubuntu	—	Upgrade libmosquittopp1Upgrade mosquitto (Ubuntu Pro)Upgrade libmosquitto0 (Ubuntu Pro)Upgrade mosquitto-clientsUpgrade python-mosquitto (Ubuntu Pro)Upgrade libmosquitto1 (Ubuntu Pro)Upgrade libmosquitto1Upgrade libmosquittopp0 (Ubuntu Pro)Upgrade libmosquittopp1 (Ubuntu Pro)Upgrade mosquitto-clients (Ubuntu Pro)Upgrade mosquitto	Apr 21, 2025	Oct 30, 2024

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CVSS Details

Covered by Rapid7

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