Vulnerabilities > CVE-2021-34434 - Incorrect Authorization vulnerability in multiple products
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
LOW Integrity impact
NONE Availability impact
NONE Summary
In Eclipse Mosquitto versions 2.0 to 2.0.11, when using the dynamic security plugin, if the ability for a client to make subscriptions on a topic is revoked when a durable client is offline, then existing subscriptions for that client are not revoked.
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| Application | 11 | |
| OS | 2 |
Common Weakness Enumeration (CWE)
References
- https://bugs.eclipse.org/bugs/show_bug.cgi?id=575324
- https://www.debian.org/security/2023/dsa-5511
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K4WWGVF5BUFPYPCFUPPP4KRIYI5OTJN2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RLUUM52Y6AEICPXPSRRXC6OBY4H5XKW7/