CVE-2021-34432

Upstream information

CVE-2021-34432 at MITRE

Description

In Eclipse Mosquitto versions 2.07 and earlier, the server will crash if the client tries to send a PUBLISH packet with topic length = 0.

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SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having moderate severity.

CVSS v2 Scores

	National Vulnerability Database
Base Score	5
Vector	AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector	Network
Access Complexity	Low
Authentication	None
Confidentiality Impact	None
Integrity Impact	None
Availability Impact	Partial

CVSS v3 Scores

	National Vulnerability Database
Base Score	7.5
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality Impact	None
Integrity Impact	None
Availability Impact	High
CVSSv3 Version	3.1

SUSE Bugzilla entry: 1189062 [RESOLVED / FIXED]

No SUSE Security Announcements cross referenced.

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SUSE Timeline for this CVE

CVE page created: Tue Jul 27 21:07:55 2021
CVE page last modified: Wed Oct 26 23:19:00 2022