Vulnerability Details CVE-2019-11778
If an MQTT v5 client connects to Eclipse Mosquitto versions 1.6.0 to 1.6.4 inclusive, sets a last will and testament, sets a will delay interval, sets a session expiry interval, and the will delay interval is set longer than the session expiry interval, then a use after free error occurs, which has the potential to cause a crash in some situations.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 57.7%
CVSS Severity
CVSS v3 Score 5.4
CVSS v2 Score 5.5
References
Products affected by CVE-2019-11778
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cpe:2.3:a:eclipse:mosquitto:1.6
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cpe:2.3:a:eclipse:mosquitto:1.6.1
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cpe:2.3:a:eclipse:mosquitto:1.6.2
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cpe:2.3:a:eclipse:mosquitto:1.6.3
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cpe:2.3:a:eclipse:mosquitto:1.6.4