Vulnerabilities > CVE-2021-31226 - Out-of-bounds Write vulnerability in Hcc-Embedded Interniche 4.0.1
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
An issue was discovered in HCC embedded InterNiche 4.0.1. A potential heap buffer overflow exists in the code that parses the HTTP POST request, due to lack of size validation. This vulnerability requires the attacker to send a crafted HTTP POST request with a URI longer than 50 bytes. This leads to a heap overflow in wbs_post() via an strcpy() call.
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| Application | 1 |