UBUNTU-CVE-2021-34434
- Source
- https://ubuntu.com/security/CVE-2021-34434
- Import Source
- https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-34434.json
- JSON Data
- https://api.osv.dev/v1/vulns/UBUNTU-CVE-2021-34434
- Upstream
- Downstream
- Related
- Published
- 2021-08-30T20:15:00Z
- Modified
- 2025-09-08T16:47:13Z
- Severity
-
- 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N CVSS Calculator
- Ubuntu - medium
- Summary
- [none]
- Details
-
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.
- References
Affected packages
Ubuntu:22.04:LTS / mosquitto
Package
- Name
- mosquitto
- Purl
- pkg:deb/ubuntu/mosquitto@2.0.11-1ubuntu1.1?arch=source&distro=jammy
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed2.0.11-1ubuntu1.1
Ecosystem specific
{
"availability": "No subscription required",
"binaries": [
{
"binary_version": "2.0.11-1ubuntu1.1",
"binary_name": "libmosquitto-dev"
},
{
"binary_version": "2.0.11-1ubuntu1.1",
"binary_name": "libmosquitto1"
},
{
"binary_version": "2.0.11-1ubuntu1.1",
"binary_name": "libmosquittopp-dev"
},
{
"binary_version": "2.0.11-1ubuntu1.1",
"binary_name": "libmosquittopp1"
},
{
"binary_version": "2.0.11-1ubuntu1.1",
"binary_name": "mosquitto"
},
{
"binary_version": "2.0.11-1ubuntu1.1",
"binary_name": "mosquitto-clients"
},
{
"binary_version": "2.0.11-1ubuntu1.1",
"binary_name": "mosquitto-dev"
}
]
}