Improper Input Validation Affecting mosquitto package, versions <1.5.3-r0
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-ALPINE311-MOSQUITTO-546185
- published15 Nov 2018
- disclosed15 Nov 2018
Introduced: 15 Nov 2018
CVE-2018-12543 (opens in a new tab)How to fix?
Upgrade Alpine:3.11 mosquitto to version 1.5.3-r0 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream mosquitto package and not the mosquitto package as distributed by Alpine.
See How to fix? for Alpine:3.11 relevant fixed versions and status.
In Eclipse Mosquitto versions 1.5 to 1.5.2 inclusive, if a message is published to Mosquitto that has a topic starting with $, but that is not $SYS, e.g. $test/test, then an assert is triggered that should otherwise not be reachable and Mosquitto will exit.