CVE-2023-23397
MI
Microsoft Office
Microsoft Office Outlook Privilege Escalation Vulnerability
What it is
Microsoft Office Outlook contains a privilege escalation vulnerability that allows for a NTLM Relay attack against another service to authenticate as the user.
What to do
Apply updates per vendor instructions.
Vendor notices and references
- msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2023-23397, https://msrc.microsoft
- nvd.nist.gov/vuln/detail/CVE-2023-23397
Description and required action as published by CISA. Full record at NVD.
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