CVE-2024-3935

EUVD-2024-32502
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 59%
Affected Products (NVD)
VendorProductVersion
eclipse_foundationmosquitto
2.0.18 <
𝑥
< 2.0.18
eclipsemosquitto
2.0.0 ≤
𝑥
< 2.0.19
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
mosquitto
bookworm
2.0.11-1.2+deb12u2
fixed
bookworm (security)
vulnerable
bullseye
vulnerable
bullseye (security)
2.0.11-1+deb11u2
fixed
forky
2.0.22-4
fixed
sid
2.0.22-4
fixed
trixie
2.0.21-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
mosquitto
bionic
not-affected
focal
not-affected
jammy
Fixed 2.0.11-1ubuntu1.2
released
noble
Fixed 2.0.18-1ubuntu0.1~esm1
released
oracular
ignored
plucky
not-affected
questing
not-affected
trusty
not-affected
xenial
not-affected
Common Weakness Enumeration
References
https://github.com/eclipse-mosquitto/mosquitto/commit/ae7a804dadac8f2aaedb24336df8496a9680fda9
https://gitlab.eclipse.org/security/vulnerability-reports/-/issues/197
https://mosquitto.org/blog/2024/10/version-2-0-19-released/
https://lists.debian.org/debian-lts-announce/2025/02/msg00022.html