CVE-2023-21818
Medium
Elevated severity or exploit probability.
CVSS base
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS — probability of exploitation (30 days)
43.2%
98.7th percentile
CISA KEV
Not listed
Weakness / dates
CWE-20
Published 2023-02-14 · modified 2026-08-19
Description
Windows Secure Channel Denial of Service Vulnerability