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CVE-2025-41251— Weak password recovery vulnerability

Quick assessment

Affected
vmware NSX
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

VMware Cloud Foundation是美国威睿（VMware）公司的一套一体化混合云平台。该平台包括运维自动化、基础架构自动配置和集成式生命周期管理等功能。 VMware NSX和VMware Cloud Foundation安全漏洞，该漏洞源于密码恢复机制薄弱，可能导致用户名枚举和暴力破解攻击。

CVSS 8.1 · High EPSS 0.80% · P55
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I. Basic Information for CVE-2025-41251

Vulnerability Information
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Vulnerability Title
Weak password recovery vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
VMware NSX contains a weak password recovery mechanism vulnerability. An unauthenticated malicious actor may exploit this to enumerate valid usernames, potentially enabling brute-force attacks. Impact: Username enumeration → credential brute force risk. Attack Vector: Remote, unauthenticated. Severity: Important. CVSSv3: 8.1 (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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
忘记口令恢复机制弱
Source: CVE Program / CVE List V5
Vulnerability Title
VMware Cloud Foundation 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
VMware Cloud Foundation是美国威睿（VMware）公司的一套一体化混合云平台。该平台包括运维自动化、基础架构自动配置和集成式生命周期管理等功能。 VMware NSX和VMware Cloud Foundation安全漏洞，该漏洞源于密码恢复机制薄弱，可能导致用户名枚举和暴力破解攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
vmware NSX VMware NSX - 9.x.x.x, 4.2.x, 4.1.x, 4.0.x -

II. Public POCs for CVE-2025-41251

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III. Intelligence Information for CVE-2025-41251

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Vendor Advisories for CVE-2025-41251 (1)

Same Patch Batch · vmware · 2025-09-29 · 6 CVEs total

CVE-2025-41250 8.5 HIGH Header injection vulnerability
CVE-2025-41244 7.8 HIGH VMSA-2025-0015: VMware Aria Operations and VMware Tools updates address multiple vulnerabi
CVE-2025-41246 7.6 HIGH Improper authorisation vulnerability
CVE-2025-41252 7.5 HIGH Username enumeration vulnerability
CVE-2025-41245 4.9 MEDIUM VMSA-2025-0015: VMware Aria Operations and VMware Tools updates address multiple vulnerabi

IV. Related Vulnerabilities

Same product: NSX
Same vendor: vmware
Same weakness: CWE-640

V. Comments for CVE-2025-41251

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