Microsoft Outlook Privilege Escalation Vulnerability (CVE-2023-23397) Notification

March 18, 2023

Overview Recently, NSFOCUS CERT has monitored that Microsoft has officially released a patch update, which fixes a Microsoft Outlook privilege escalation vulnerability. An unauthenticated attacker sends a specially crafted email, causing the victim to connect to an external UNC location controlled by the attacker, causing the victim’s Net-NTLMv2 hash to be disclosed to the attacker. […]

Microsoft’s March security update for multiple high-risk product vulnerabilities

March 15, 2023

Overview On March 15, NSFOCUS CERT monitored that Microsoft had released a security update patch for March, which fixed 82 security issues, involving widely used products such as Windows Hyper-V, Microsoft Outlook, Windows HTTP Protocol Stack, Microsoft Graphics, Microsoft Excel, etc., including high-risk vulnerability types such as privilege enhancement, remote code execution, etc. Among the […]


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