CVE-2019-17520

Public Exploit

Description

The Bluetooth Low Energy implementation on Texas Instruments SDK through 3.30.00.20 for CC2640R2 devices does not properly restrict the SM Public Key packet on reception, allowing attackers in radio range to cause a denial of service (crash) via crafted packets.

Category

6.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.15%
Vendor Advisory ti.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.ti.com/tool/LAUNCHXL-CC2640R2 product vendor advisory
https://asset-group.github.io/disclosures/sweyntooth/ third party advisory
https://www.youtube.com/watch?v=Iw8sIBLWE_w third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2019-17520?
CVE-2019-17520 has been scored as a medium severity vulnerability.
How to fix CVE-2019-17520?
To fix CVE-2019-17520, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-17520 being actively exploited in the wild?
It is possible that CVE-2019-17520 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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