CVE-2020-13849

EUVD-2020-6060
The MQTT protocol 3.1.1 requires a server to set a timeout value of 1.5 times the Keep-Alive value specified by a client, which allows remote attackers to cause a denial of service (loss of the ability to establish new connections), as demonstrated by SlowITe.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 74%
Affected Products (NVD)
VendorProductVersion
mqttmqtt
3.1.1
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://doi.org/10.3390/s20102932
https://www.mdpi.com/1424-8220/20/10/2932
https://doi.org/10.3390/s20102932
https://www.mdpi.com/1424-8220/20/10/2932