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CVE-2023-23397

Microsoft Office Outlook Privilege Escalation Vulnerability

Description

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

Recommended action

Apply updates per vendor instructions.

CISA remediation due date for U.S. federal agencies: 4 Apr 2023.

Collected automatically from public sources. Verify affected versions and fixes in the vendor's notice before acting.