CVE-2019-19192 Denial of service in n/a
Attackers in radio range can cause a deadlock or crash on STM32WB5x devices by sending crafted Bluetooth Low Energy packets.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-19192?
CVE-2019-19192 is a medium-severity denial of service vulnerability in n/a, published on 12 Feb 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official 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.
Weakness: CWE-20
Which versions are affected by CVE-2019-19192?
It affects 2 products.
Products include St Bluenrg-2, St Wb55.
How do I fix CVE-2019-19192?
No fix has been published for CVE-2019-19192 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2019-19192 being exploited?
There is no known exploitation of CVE-2019-19192 in the wild and no public exploit code.
Sources
Also known as GHSA-qc6w-j34c-8p2x.