CVE-2020-10069 Zephyr Bluetooth unchecked packet data results in denial of service
Attackers can cause a denial of service in Zephyr RTOS by sending unchecked Bluetooth packet data, affecting embedded systems using this OS.
- 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-2020-10069?
CVE-2020-10069 is a medium-severity denial of service vulnerability in Zephyrproject Zephyr, published on 24 May 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Zephyr Bluetooth unchecked packet data results in denial of service. Zephyr versions >= v1.14.2, >= v2.2.0 contain Improper Handling of Parameters (CWE-233). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-f6vh-7v4x-8fjp
Weakness: CWE-233
Which versions are affected by CVE-2020-10069?
It affects 1 product.
Products include Zephyrproject Zephyr.
How do I fix CVE-2020-10069?
No fix has been published for CVE-2020-10069 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-2020-10069 being exploited?
There is no known exploitation of CVE-2020-10069 in the wild and no public exploit code.
Other vulnerabilities in Zephyrproject Zephyr
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- CVE-2022-3806 Bluetooth HCI Error Handling Double Free
- CVE-2017-14199 Memory corruption in getaddrinfo
- CVE-2018-1000800 Null dereference in n/a
- CVE-2021-3329 DOS: Incorrect handling of the initial HCI ACL_MTU handshake packet leads to crash of bluetooth host layer