Medium severity · published Mar 27, 2019
CVE-2018-12546
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…
6.5
CVSS
0.8%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 56% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MO
Mosquitto · Eclipse
1.0 through 1.5.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-12546
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-12546
Exploit
https://bugs.eclipse.org/bugs/show_bug.cgi?id=543127
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