CVE-2021-34434
medium
CVSS v3
—
CVSS v2
—
VIR risk
5.5
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.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2021-34434
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 2.0.12-1 | |
| debian | bookworm | fixed | 2.0.11-1.2+deb12u1 |
| debian | bullseye | fixed | 2.0.11-1+deb11u1 |
| debian | forky | fixed | 2.0.15-1 |
| debian | sid | fixed | 2.0.15-1 |
| debian | trixie | fixed | 2.0.15-1 |
References
Verify integrity in audit chain (admin only). AS-IS.