CVE-2020-13849
Last modified
CVE-2020-13849 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 2.00% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Mqtt | Mqtt | 3.1.1 |
References
- https://doi.org/10.3390/s20102932Technical Description, Third Party Advisory
- https://www.mdpi.com/1424-8220/20/10/2932Technical Description, Third Party Advisory
- https://doi.org/10.3390/s20102932Technical Description, Third Party Advisory
- https://www.mdpi.com/1424-8220/20/10/2932Technical Description, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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