CVE-2018-20145
UnknownEPSS 1.65%
Last modified
CVE-2018-20145 is a vulnerability of currently unknown severity. Eclipse Mosquitto 1.5.x before 1.5.5 allows ACL bypass: if the option per_listener_settings was set to true, and the default listener was in use, and the default listener specified an acl_file, then the acl file was being ignored.. EPSS estimates a 1.65% chance of exploitation in the next 30 days.
Description
Eclipse Mosquitto 1.5.x before 1.5.5 allows ACL bypass: if the option per_listener_settings was set to true, and the default listener was in use, and the default listener specified an acl_file, then the acl file was being ignored.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Eclipse | Mosquitto | >= 1.5, < 1.5.5 |
References
- https://github.com/eclipse/mosquitto/blob/master/ChangeLog.txtThird Party Advisory
- https://github.com/eclipse/mosquitto/commit/9097577b49b7fdcf45d30975976dd93808ccc0c4Patch, Third Party Advisory
- https://github.com/eclipse/mosquitto/issues/1073Issue Tracking, Patch, Third Party Advisory
- https://github.com/eclipse/mosquitto/blob/master/ChangeLog.txtThird Party Advisory
- https://github.com/eclipse/mosquitto/commit/9097577b49b7fdcf45d30975976dd93808ccc0c4Patch, Third Party Advisory
- https://github.com/eclipse/mosquitto/issues/1073Issue Tracking, Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-20145?
Eclipse Mosquitto 1.5.x before 1.5.5 allows ACL bypass: if the option per_listener_settings was set to true, and the default listener was in use, and the default listener specified an acl_file, then the acl file was being ignored.
How severe is CVE-2018-20145?
Severity scoring for CVE-2018-20145 is pending analysis. The EPSS model estimates a 1.65% probability of exploitation in the next 30 days.
How do I fix CVE-2018-20145?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2018-20145?
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