CVE-2021-47664
CVSS 3.1 Score 5.3 of 10 (medium)
Details
Published Apr 24, 2025
Updated: Apr 29, 2025
CWE ID 203
Summary
CVE-2021-47664 refers to a vulnerability in which an unauthenticated attacker can illicitly enumerate valid usernames due to a flawed authentication mechanism. This issue potentially exposes sensitive information and increases the risk of further unauthorized access attempts. Attackers can exploit this vulnerability by sending specific requests to the affected system, which may reveal a list of valid usernames. System administrators should promptly apply the available patch to mitigate this security risk.
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