Upstream information

CVE-2023-0809 at MITRE


In Mosquitto before 2.0.16, excessive memory is allocated based on malicious initial packets that are not CONNECT packets.

SUSE information

Overall state of this security issue: Analysis

This issue is currently rated as having moderate severity.

CVSS v3 Scores
  National Vulnerability Database
Base Score 5.8
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Changed
Confidentiality Impact None
Integrity Impact None
Availability Impact Low
CVSSv3 Version 3.1
SUSE Bugzilla entry: 1215865 [NEW]

No SUSE Security Announcements cross referenced.

List of released packages

Product(s) Fixed package version(s) References
openSUSE Tumbleweed
  • libmosquitto1 >= 2.0.18-1.1
  • libmosquittopp1 >= 2.0.18-1.1
  • mosquitto >= 2.0.18-1.1
  • mosquitto-clients >= 2.0.18-1.1
  • mosquitto-devel >= 2.0.18-1.1

SUSE Timeline for this CVE

CVE page created: Mon Oct 2 12:00:19 2023
CVE page last modified: Sun Jun 16 02:35:00 2024