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CVE-2023-23397CISA KEV

Microsoft Office Outlook Privilege Escalation Vulnerability

CISA lists this Microsoft vulnerability as known exploited. Its MSRC release detail is outside this installation's collected history.

CISA KEV Check MSRC

CISA catalog record

Microsoft Office Outlook contains a privilege escalation vulnerability that allows for a NTLM Relay attack against another service to authenticate as the user.

Product
Office
Added to KEV
14 Mar 2023
Federal remediation due
4 Apr 2023
Known ransomware use
Not reported
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