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Vulnerability record · CVE-2017-7655 · published 27 March 2019

CVE-2017-7655: Eclipse mosquitto null pointer dereference vulnerability

Eclipse · Mosquitto

In Eclipse Mosquitto version from 1.0 to 1.4.15, a Null Dereference vulnerability was found in the Mosquitto library which could lead to crashes for those applications using the library.

7.5 CVSS 3.1 High EPSS 1.8% · top 22.9% CWE-476 · NULL pointer dereference
7.5CVSS 3.1 base score, v2 5.0
1.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

In Eclipse Mosquitto version from 1.0 to 1.4.15, a Null Dereference vulnerability was found in the Mosquitto library which could lead to crashes for those applications using the library.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://bugs.eclipse.org/bugs/show_bug.cgi?id=533775 Issue TrackingVendor Advisory
https://lists.debian.org/debian-lts-announce/2019/10/msg00035.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/10/msg00022.html Mailing ListThird Party Advisory
https://bugs.eclipse.org/bugs/show_bug.cgi?id=533775 Issue TrackingVendor Advisory
https://lists.debian.org/debian-lts-announce/2019/10/msg00035.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/10/msg00022.html Mailing ListThird Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2017-7655), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.