CVE-2025-41251

Summary

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.

Affected Software

VendorProductVersion RangeStatus
vmwareNSXVMware NSX - 9.x.x.x, 4.2.x, 4.1.x, 4.0.xaffected
vmwareNSXVMware NSX-T - 3.xaffected
vmwareNSXVMware Cloud Foundation (with NSX) - 5.x, 4.5.xaffected
vmwareNSXVMware NSX 9.0.1.0; 4.2.2.2/4.2.3.1; 4.1.2.7; NSX-T 3.2.4.3; CCF async patch (KB88287)unaffected

Weaknesses

  • CWE-640: CWE-640 Weak Password Recovery Mechanism for Forgotten Password

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

References