#VU79936 Memory leak in Eclipse Mosquitto - CVE-2023-28366
Published: August 24, 2023
Vulnerability identifier: #VU79936
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-28366
CWE-ID: CWE-401
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Eclipse Mosquitto
Eclipse Mosquitto
Software vendor:
Eclipse
Eclipse
Description
The vulnerability allows a remote user to perform DoS attack on the target system.
The vulnerability exists due memory leak in broker. A remote client can send multiple QoS 2 messages with the same message ID, but then never respond to the PUBREC commands, which results in memory leak and denial of service condition.
Remediation
Install updates from vendor's website.