CVEvulnerability

CVE-2021-34434

5.3 MEDIUM Published 2021-08-30 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-08-30
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:P/I:N/A:N
Weaknesses
CWE-285, CWE-863

Description

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.

Affected configurations

• eclipse mosquitto (>= 2.0.0 <= 2.0.11) • fedoraproject fedora 34 • fedoraproject fedora 35

Related

Weakness · CWE (2)

  • CWE-285 Improper Authorization weakness
  • CWE-863 Incorrect Authorization weakness

References