#VU83385 Resource exhaustion in Eclipse Mosquitto - CVE-2023-5632
Published: November 21, 2023
Vulnerability identifier: #VU83385
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-5632
CWE-ID: CWE-400
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 attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources. A remote attacker can trigger resource exhaustion by establishing a connection to the mosquitto server without sending data, cause the EPOLLOUT event to be added, which results excessive CPU consumption.
Remediation
Install updates from vendor's website.