CVE-2023-23397
Act now ● On CISA KEV — actively exploited
Actively exploited — on the CISA KEV list.
CVSS base
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EPSS — probability of exploitation (30 days)
97.4%
99.9th percentile
CISA KEV
Listed
Added 2023-03-14 · patch by 2023-04-04
Weakness / dates
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Published — · modified —
Timeline
- 2023-03-14 — Added to CISA KEV (actively exploited)
- 2023-04-04 — CISA patch-by deadline
Description
Microsoft Office Outlook contains a privilege escalation vulnerability that allows for a NTLM Relay attack against another service to authenticate as the user.