---
cve: "CVE-2019-11779"
severity: "LOW"
cvss: 3.1
epss: "2.7%"
vendor: "The Eclipse Foundation"
kev: false
exploited: false
published: "2019-09-19 14:15:10"
tags: [cve, security, low]
source: tsecurity.de CVE-Dossier
exported: "2026-09-09T14:54:59+02:00"
---

# CVE-2019-11779

> 3.1 LOW

## Beschreibung

In Eclipse Mosquitto 1.5.0 to 1.6.5 inclusive, if a malicious MQTT client sends a SUBSCRIBE packet containing a topic that consists of approximately 65400 or more '/' characters, i.e. the topic hierarchy separator, then a stack overflow will occur.

## Patch verfügbar (OSV)

- f47b56583149850f69c684130170753944ea9c93 (Commit)
- 8c9e448d5c8c79e6c8b49655c7dd4a64e5b3ca54 (Commit)

## Referenzen

- <https://bugs.eclipse.org/bugs/show_bug.cgi?id=551160>
- <https://usn.ubuntu.com/4137-1/>
- <http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00077.html>
- <http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00008.html>
- <https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HFWQBNFTAVHPUYNGYO2TCPF5PCSWC2Z7/>
- <https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JWNVTFA2CKXERXRYPYE2YFTZP4GNBGYY/>
- <https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D4WMHIM64Q35NGTR6R3ILZUL4MA4ANB5/>
- <https://lists.debian.org/debian-lts-announce/2019/10/msg00035.html>
- <https://www.debian.org/security/2019/dsa-4570>
- <https://seclists.org/bugtraq/2019/Nov/25>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2019-11779) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_