CCE-98604-2| Platform: cpe:/o:microsoft:windows_10 | Date: (C)2022-06-03 (M)2023-07-04 |
This policy setting allows you to set the encryption types that Kerberos is allowed to use.
This policy is supported on at least Windows 7 or Windows Server 2008 R2.
Countermeasure:
Restrict the allowed encryption types to match your organization's policies.
Potential Impact:
If not selected, the encryption type will not be allowed. This setting may affect compatibility with client computers or services and applications. Multiple selections are permitted.
Parameter:
[AES128_HMAC_SHA1,AES256_HMAC_SHA1,Future encryption types/disable]
Technical Mechanism:
(1) GPO: Computer Configuration\Windows Settings\Security Settings\Local Policies\Security Options\Network Security: Configure encryption types allowed for Kerberos
(2) REG: HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Policies\System\Kerberos\Parameters!SupportedEncryptionTypes
| CCSS Severity: | CCSS Metrics: |
| CCSS Score : 8.1 | Attack Vector: NETWORK |
| Exploit Score: 2.2 | Attack Complexity: HIGH |
| Impact Score: 5.9 | Privileges Required: NONE |
| Severity: HIGH | User Interaction: NONE |
| Vector: AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H | Scope: UNCHANGED |
| | Confidentiality: HIGH |
| | Integrity: HIGH |
| | Availability: HIGH |
| | |
References: | Resource Id | Reference |
|---|
| SCAP Repo OVAL Definition | oval:org.secpod.oval:def:80636 |
