Vulnerability Monitor

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CVE-2019-19195

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.

Published

2020-02-10T21:51:32.923

Last Modified

2024-11-21T04:34:18.190

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 6.5 (MEDIUM)

CVSSv2 Vector

AV:A/AC:L/Au:N/C:N/I:N/A:C

Access Vector: ADJACENT_NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

6.5

Impact Score

6.9

Weaknesses

Type: Primary
NVD-CWE-noinfo

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	microchip	atmsamb11_blusdk_smart	≤ 6.2	Yes
Hardware	microchip	atsamb11	-	No

References

https://asset-group.github.io/disclosures/sweyntooth/ Third Party Advisory ([email protected])
https://www.microchip.com/wwwproducts/en/ATSAMB11 Product, Vendor Advisory ([email protected])
https://asset-group.github.io/disclosures/sweyntooth/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.microchip.com/wwwproducts/en/ATSAMB11 Product, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)