CVE-2024-43451 — Actively Exploited: Windows (Microsoft)
Microsoft Windows contains an NTLMv2 hash spoofing vulnerability that could result in disclosing a user's NTLMv2 hash to an attacker via a file open operation. The attacker could then leverage this hash to impersonate that user.
| CVE ID | CVE-2024-43451 |
|---|---|
| Vendor | Microsoft |
| Product | Windows |
| Vulnerability name | Microsoft Windows NTLMv2 Hash Disclosure Spoofing Vulnerability |
| Date added | 2024-11-12 |
| Remediation due | 2024-12-03 |
| Known ransomware use | Unknown |
| Required action | Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. |
| Description | Microsoft Windows contains an NTLMv2 hash spoofing vulnerability that could result in disclosing a user's NTLMv2 hash to an attacker via a file open operation. The attacker could then leverage this hash to impersonate that user. |
| Source | CISA Known Exploited Vulnerabilities |
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