CVE-2018-12546
Published: 27 March 2019
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.
Notes
Author | Note |
---|---|
ebarretto | mosquitto's version on Trusty is EOL. The first patch introduced a regression, please see bug below https://bugs.launchpad.net/bugs/1815695 |
Priority
Status
Package | Release | Status |
---|---|---|
mosquitto Launchpad, Ubuntu, Debian |
bionic |
Released
(1.4.15-2ubuntu0.18.04.1)
|
cosmic |
Released
(1.4.15-2ubuntu0.18.10.1)
|
|
disco |
Not vulnerable
(1.5.6-1)
|
|
trusty |
Not vulnerable
(code not present)
|
|
upstream |
Released
(1.5.6)
|
|
xenial |
Released
(1.4.8-1ubuntu0.16.04.5)
|
|
Patches: upstream: https://mosquitto.org/files/cve/2018-12546/ |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 6.5 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | Low |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | High |
Availability impact | None |
Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N |