CVE-2019-19192

MEDIUM 6.5CVE-2019-19192 · Published 12/02/2020 · updated 17/06/2026

In short

CVE-2019-19192 is a MEDIUM (CVSS 6.5) vulnerability affecting bluenrg-2 (st), wb55 (st).
Chance of exploitation in the next 30 days (EPSS): 1.0%, higher than 64.0% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
bluenrg-2 st	`≤ 1.3.1`	No fix yet
wb55 st	`≤ 1.3.1`	No fix yet

Description

The Bluetooth Low Energy implementation on STMicroelectronics BLE Stack through 1.3.1 for STM32WB5x devices does not properly handle consecutive Attribute Protocol (ATT) requests on reception, allowing attackers in radio range to cause an event deadlock or crash via crafted packets.

References

asset-group.github.io/disclosures/sweyntooth · Exploit

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