KB5004442: Windows DCOM Server Security Feature Bypass Registry Check (CVE-2021-26414)

The remote Windows DCOM Server may be in a vulnerable state to exploitation by having the HKLM\Software\Microsoft\Ole\AppCompat\RequireIntegrityActivationAuthenticationLevel registry value set to 0. Hardening changes in DCOM were required for CVE-2021-26414 and were implemented in 2 phases on Jun...