Due to the rejected status, a detailed exploitation mechanism is unavailable. However, a hypothetical scenario can be constructed:
Step 1: Vulnerability Discovery: A security researcher or internal team identifies a potential vulnerability in a software product.
Step 2: Initial Analysis: The vulnerability is assessed, and a preliminary understanding of its impact is established.
Step 3: Proof-of-Concept (PoC) Development (Hypothetical): A PoC exploit is developed to demonstrate the vulnerability's impact.
Step 4: CVE Submission (Hypothetical): A CVE request is submitted to the CNA.
Step 5: CVE Rejection: The CNA rejects the CVE request due to the lack of usage or insufficient information, likely because the vulnerability was not fully exploited, or the PoC was not robust enough, or the impact was deemed negligible.