CVE-2019-19195

Name: CVE-2019-19195
Creator: NVD / NIST
Published: 2020-02-10T21:51:32.923+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.70%

Last modified Jun 17, 2026

CVE-2019-19195 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. The Bluetooth Low Energy implementation on Microchip Technology BluSDK Smart through 6.2 for ATSAMB11 devices does not properly restrict link-layer data length on reception, allowing attackers in radio range to cause a denial of service (crash) via a crafted packet.. EPSS estimates a 0.70% chance of exploitation in the next 30 days.

Description

The Bluetooth Low Energy implementation on Microchip Technology BluSDK Smart through 6.2 for ATSAMB11 devices does not properly restrict link-layer data length on reception, allowing attackers in radio range to cause a denial of service (crash) via a crafted packet.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

0.70%

48.3th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Microchip	Atmsamb11 Blusdk Smart	<= 6.2

References

https://asset-group.github.io/disclosures/sweyntooth/Third Party Advisory
https://www.microchip.com/wwwproducts/en/ATSAMB11Product, Vendor Advisory
https://asset-group.github.io/disclosures/sweyntooth/Third Party Advisory
https://www.microchip.com/wwwproducts/en/ATSAMB11Product, Vendor Advisory

Timeline

Published: Feb 10, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-19195?

How severe is CVE-2019-19195?

CVE-2019-19195 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.70% probability of exploitation in the next 30 days.

How do I fix CVE-2019-19195?

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.

Are you affected by CVE-2019-19195?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST