Vulnerability Details : 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 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.
Vulnerability category: BypassGain privilege
Exploit prediction scoring system (EPSS) score for CVE-2018-12546
Probability of exploitation activity in the next 30 days: 0.05%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 15 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2018-12546
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
4.0
|
MEDIUM | AV:N/AC:L/Au:S/C:N/I:P/A:N |
8.0
|
2.9
|
NIST |
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2018-12546
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The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.Assigned by: emo@eclipse.org (Secondary)
-
The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-12546
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https://bugs.eclipse.org/bugs/show_bug.cgi?id=543127
543127 – (CVE-2018-12546) Access Control Violation via Retained Message in Eclipse MosquittoExploit;Issue Tracking;Vendor Advisory
Products affected by CVE-2018-12546
- cpe:2.3:a:eclipse:mosquitto:*:*:*:*:*:*:*:*