Description
The DNS feature in InterNiche NicheStack TCP/IP 4.0.1 is affected by: Out-of-bounds Read. The impact is: a denial of service (remote). The component is: DNS response processing in function: dns_upcall(). The attack vector is: a specific DNS response packet. The code does not check whether the number of queries/responses specified in the DNS packet header corresponds to the query/response data available in the DNS packet.
Advisories 1
- ICSA-21-217-01 HCC Embedded InterNiche TCP/IP stack, NicheLite (Update B) CISA ICS & IT advisories · Dec 16, 2021