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CVE-2021-42287

Active Directory Domain Services Elevation of Privilege Vulnerability

CVSS 7.5 HIGHEPSS 74.3%● KEV
In short

A flaw in Active Directory Domain Services allows an attacker with network access to gain higher privileges on the system than they should have, potentially giving them control over critical domain resources.

Technical detail

A privilege escalation vulnerability in AD DS exploits insufficient validation of authentication requests, allowing a network-adjacent attacker to escalate privileges without requiring prior authenticated access. The vulnerability impacts the Kerberos authentication mechanism and can be leveraged to compromise domain controller integrity and domain-wide security.

Summary generated and translated by AI from the official description.
Active Directory Domain Services Elevation of Privilege Vulnerability
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
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