CVE-2021-27565

The web server in InterNiche NicheStack through 4.0.1 allows remote attackers to cause a denial of service infinite loop and networking outage via an unexpected valid HTTP request such as OPTIONS. This occurs because the HTTP request handler enters a miscoded wbsloop debugger hook...

CVE-2021-27565

The CVE-2021-27565 entry affects HCC Embedded’s InterNiche/NicheStack TCP/IP stack (and NicheLite) prior to version 4.3. The issue is an HTTP request handling bug in the stack that can trigger an infinite loop via a valid but unexpected request (e.g., OPTIONS), causing a denial of service by disr...