CVE-2018-12546
mosquitto - security update
6.5
MEDIUM
CVSS 3.1
EPSS 0.18%
Description
In Eclipse Mosquitto version 1.0 to 1.5.5 (inclusive) when a client publishes a retained message to a topic, then has its access to that topic revoked, the retained message will still be published to clients that subscribe to that topic in the future. In some applications this may result in clients being able cause effects that would otherwise not be allowed.
How to fix CVE-2018-12546
To remediate CVE-2018-12546, upgrade the affected package to a fixed version below.
- —upgrade to 1.5.6-r0 or later
- —upgrade to 1.5.6-1 or later
- —upgrade to 1.4.10-3+deb9u3 or later
Is CVE-2018-12546 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 1.5.6-r0
- from 0, < 1.5.6-1
- from 0, < 1.4.10-3+deb9u3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N |