Vulnerability
Microsoft Active Directory Domain Services Privilege Escalation Vulnerability
Microsoft Active Directory Domain Services contains an unspecified vulnerability that allows for privilege escalation.
Apply updates per vendor instructions.
CISA description: “Microsoft Active Directory Domain Services contains an unspecified vulnerability that allows for privilege escalation.”
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:HStatistically about to be weaponized — top-tier triage urgency.
No VEX statements published for CVE-2021-42287. Vendors publish VEX (Vulnerability Exploitability eXchange) to assert per-product whether a CVE is actually exploitable in their distribution.
Active exploitation with total impact on essential/support systems