Monthly Archives: November 2024

Advisories

Microsoft Windows NTLMv2 Hash Disclosure Spoofing Vulnerability

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What is the Vulnerability?Microsoft Windows contains an NTLMv2 hash spoofing vulnerability (CVE-2024-43451) that could result in disclosing a user’s NTLMv2 hash to an attacker via a file open operation. The attacker can leverage this hash to impersonate that user with minimal interaction from the victim. This vulnerability (CVE-2024-43451) has been added to CISA’s Known Exploited Vulnerabilities Catalog (KEV) list on November 12, 2024.What is the recommended Mitigation?Microsoft has released a security update to fix the vulnerability on November 12, 2024. https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43451 What FortiGuard Coverage is available?FortiGuard recommends users to apply the fix provided by the vendor as soon as possible.FortiGuard IPS protection is available, and Fortinet customers remain protected through it.The FortiGuard Incident Response team can be engaged to help with any suspected compromise.

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