Username enumeration vulnerability_CVE-2025-41252

7.5 / 10

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Description

Description: VMware NSX contains a username enumeration vulnerability. An unauthenticated malicious actor may exploit this to enumerate valid usernames, potentially leading to unauthorized access attempts.

Impact: Username enumeration → facilitates unauthorized access.

Attack Vector: Remote, unauthenticated.

Severity: Important.

CVSSv3: 7.5 (High).

Acknowledgments: Reported by the National Security Agency.

Affected Products:

* VMware NSX 9.x.x.x, 4.2.x, 4.1.x, 4.0.x

* NSX-T 3.x

* VMware Cloud Foundation (with NSX) 5.x, 4.5.x

Fixed Versions:

* NSX 9.0.1.0; 4.2.2.2/4.2.3.1 http://4.2.2.2/4.2.3.1 ; 4.1.2.7; NSX-T 3.2.4.3; CCF async patch (KB88287).

Workarounds: None.

Basic Information

ID CVE-2025-41252

Source vmware

Published Sep 29, 2025 at 19:02

Modified Sep 29, 2025 at 19:14

Affected Product

Vendor VMware

Product NSX

Version VMware NSX 9.x.x.x, 4.2.x, 4.1.x, 4.0.x

Affected Versions VMware NSX VMware NSX 9.x.x.x, 4.2.x, 4.1.x, 4.0.x
VMware NSX VMware NSX-T 3.x
VMware NSX VMware Cloud Foundation (with NSX) 5.x, 4.5.x

CWE Classification

CWE-203

References

https //support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/36150

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