critical9.8
CVE-2020-25110
An issue was discovered in the DNS implementation in Ethernut in Nut/OS 5.1.
Impact
An issue was discovered in the DNS implementation in Ethernut in Nut/OS 5.1. The length byte of a domain name in a DNS query/response is not checked, and is used for internal memory operations. This may lead to successful Denial-of-Service, and possibly Remote Code Execution.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Ethernut | Nut\/Os | through 5.1 |