PT-2018-8422 · Eclipse+2 · Eclipse Mosquitto+2

Ian Craggs · Published 2018-06-05 · Updated 2019-06-20 · CVE-2017-7653

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Eclipse Mosquitto versions prior to 1.4.15

Description The issue allows a malicious client to cause a denial of service for other clients by sending a topic string that is not valid UTF-8, causing them to disconnect from the broker.

Recommendations For Eclipse Mosquitto versions prior to 1.4.15, update to version 1.4.15 or later to resolve the issue. As a temporary workaround, consider restricting access to the broker to minimize the risk of exploitation.

Fix

DoS

RCE

Weakness Enumeration

CWE-20

Related Identifiers

ALT-PU-2018-2291

CVE-2017-7653

DLA-1525-1

DSA-4325-1

USN-4023-1

Affected Products

Alt Linux

Eclipse Mosquitto

Ubuntu

References · 30

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7651 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7653 · Security Note
• https://ubuntu.com/security/CVE-2017-7654 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2017-7653 · Vendor Advisory
• https://security-tracker.debian.org/tracker/DSA-4325-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2017-7653 · Vendor Advisory
• https://osv.dev/vulnerability/DLA-1525-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2017-7653 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7652 · Security Note
• https://ubuntu.com/security/CVE-2017-7653 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-7653 · Security Note
• https://debian.org/security/2018/dsa-4325 · Vendor Advisory
• https://osv.dev/vulnerability/DSA-4325-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/source-package/mosquitto · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7654 · Security Note