#windows

**Why is this Intel CVE included in the Security Update Guide?** The vulnerability assigned to this CVE is in certain processor models offered by Intel. The mitigation for this vulnerability requires a firmware update, and a corresponding Windows updates enables the mitigation. This CVE is being documented in the Security Update Guide to announce that the latest builds of Windows enable the mitigation and are not vulnerable to the issue when paired with the firmware update. Please see the following for more information: * Microsoft Advisory 220002 * Intel-SA-00615

**Are there any special conditions necessary for this vulnerability to be exploitable?** Yes. This vulnerability is only exploitable if the MaxReceiveBuffer LDAP policy is set to a value higher than the default value. Systems with the default value of this policy would not be vulnerable. For more information, please see LDAP policies.

**According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?** Successful exploitation of this vulnerability requires an attacker to gather information specific to the environment of the targeted component.

**Why is this Rapid7 CVE included in the Security Update Guide?** The vulnerability assigned to this CVE was originally classified as a stability bug in Windows. Rapid7 discovered that this bug could be used to cause a denial of service condition on affected versions of Windows. Microsoft had provided an update to address this issue prior to being contacted about it by Rapid 7. Microsoft appreciates the strong partnership that we have with Rapid7. **Why are the May updates associated with the operating systems rows in the Security Updates table?** This vulnerability was addressed in the May 2022 security updates.

**According to the CVSS metric confidentiality is High (C:H). What confidential information can be disclosed?** Exploiting this vulnerability will allow an attacker to access resources that are protected by conditional access policies based solely on device compliance state. For more information, please refer to Scenarios for using Conditional Access with Microsoft Intune - Microsoft Intune | Microsoft Docs.

**Are there any special conditions necessary for this vulnerability to be exploitable?** Yes. This vulnerability is only exploitable if the MaxReceiveBuffer LDAP policy is set to a value higher than the default value. Systems with the default value of this policy would not be vulnerable. For more information, please see LDAP policies.

**According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?** Successful exploitation of this vulnerability requires an attacker to prepare the target environment to improve exploit reliability.

**I am running a supported version of Windows Server. Is my system vulnerable to this issue?** Systems configured to activate both of the following features in Windows Server: CredSSP (Credential Security Service Provider) and RCG (Remote Credential Guard) might be vulnerable to this exploit.

**How could an attacker exploit this vulnerability?** This vulnerability could be exploited if an authenticated user opens a specially crafted file locally or browses to that file on a network share when running an unpatched version of Windows. When the user browses or lists the maliciously crafted file that action could cause a crash of the operating system.

**Are there any special conditions necessary for this vulnerability to be exploitable?** Yes. This vulnerability is only exploitable if the MaxReceiveBuffer LDAP policy is set to a value higher than the default value. Systems with the default value of this policy would not be vulnerable. For more information, please see LDAP policies.