CVE-2017-7651

HIGH

Eclipse Mosquitto <1.4.14 - DoS

Title source: llm

Description

In Eclipse Mosquitto 1.4.14, a user can shutdown the Mosquitto server simply by filling the RAM memory with a lot of connections with large payload. This can be done without authentications if occur in connection phase of MQTT protocol.

Exploits (2)

nomisec WORKING POC 1 stars

by St3v3nsS · poc

https://github.com/St3v3nsS/CVE-2017-7651

View Code ZIP pw:eip

nomisec WORKING POC

by mukkul007 · poc

https://github.com/mukkul007/MqttAttack

View Code ZIP pw:eip

References (5)

[Mailing List, Third Party Advisory] https://lists.debian.org/debian-lts-announce/2018/03/msg00037.html

[Patch, Vendor Advisory] https://mosquitto.org/blog/2018/02/security-advisory-cve-2017-7651-cve-2017-7652/

[Mailing List, Third Party Advisory] https://lists.debian.org/debian-lts-announce/2018/06/msg00016.html

[Third Party Advisory] https://www.debian.org/security/2018/dsa-4325

[Exploit, Issue Tracking, Third Party Advisory] https://bugs.eclipse.org/bugs/show_bug.cgi?id=529754

Scores

CVSS v3 7.5

EPSS 0.2323

EPSS Percentile 96.0%

Attack Vector NETWORK

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE

CWE-400 CWE-789

Status published

Products (4)

debian/debian_linux 7.0

debian/debian_linux 8.0

debian/debian_linux 9.0

eclipse/mosquitto < 1.4.14

Published Apr 24, 2018

Tracked Since Feb 18, 2026