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CVE-2023-0809 In Mosquitto before 2.0.16, excessive memory is allocated based on malicious initial packets that are not CONNECT packets.

MediumCVSS 5.3 EPSS 0.71%
Published
Updated
Exploit status
No public exploit known

Description

In Mosquitto before 2.0.16, excessive memory is allocated based on malicious initial packets that are not CONNECT packets.

Affected products

ProductAffected versionsFixed in
debian/mosquitto(Debian:12) < 2.0.11-1.2+deb12u1 2.0.11-1.2+deb12u1
debian/mosquitto(Debian:12) = 2.0.11-1.2 No fix listed
debian/mosquitto(Debian:13) < 2.0.17-1 2.0.17-1
debian/mosquitto(Debian:14) < 2.0.17-1 2.0.17-1
eclipse mosquitto < 2.0.16 2.0.16
ubuntu/mosquitto(Ubuntu:22.04) < 2.0.11-1ubuntu1.1 2.0.11-1ubuntu1.1
alpine/mosquitto(Alpine:v3.18) < 2.0.16-r0 2.0.16-r0
alpine/mosquitto(Alpine:v3.19) < 2.0.16-r0 2.0.16-r0
alpine/mosquitto(Alpine:v3.20) < 2.0.16-r0 2.0.16-r0
alpine/mosquitto(Alpine:v3.21) < 2.0.16-r0 2.0.16-r0
alpine/mosquitto(Alpine:v3.22) < 2.0.16-r0 2.0.16-r0
alpine/mosquitto(Alpine:v3.23) < 2.0.16-r0 2.0.16-r0
alpine/mosquitto(Alpine:v3.24) < 2.0.16-r0 2.0.16-r0

References