Microsoft Security Response Center

**What type of information could be disclosed by this vulnerability?** Exploiting this vulnerability could allow the disclosure of initialized or uninitialized memory in the process heap.

**What privileges could be gained by an attacker who successfully exploited this vulnerability?** An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.

**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.

**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.

**What kind of security feature could be bypassed by successfully exploiting this vulnerability?** An attacker who successfully exploited this vulnerability could bypass Secure Boot.

**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 and was initially disclosed March 8, 2022. Intel published updates April 9, 2024 and this CVE is being documented in the Security Update Guide to inform customers of the available mitigation and its potential performance impact. The mitigation for this vulnerability is **disabled by default** and manual action is required for customers to be protected. The following documentation was updated by Intel on April 9, 2024 and can be referenced for more information: * CVE-2022-0001 * https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/advisory-guidance/branch-history-injection.html * https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/technical-documentation/branch-history-injection.html **What steps are required to protect my system against the ...

**I am running SQL Server on my system. What action do I need to take?** Update your relevant version of SQL Server. Any applicable driver fixes are included in those updates. **I am running my own application on my system. What action do I need to take?** Update your application to use Microsoft OLE DB Driver 18 or 19. Update the drivers to the versions listed on this page, which provide protection against this vulnerability. **I am running an application from a software vendor on my system. What action do I need to take?** Consult with your application vendor if it is compatible with Microsoft OLE DB Driver 18 or 19. Update the drivers to the versions listed in this page, which provide protection against this vulnerability **There are GDR and/or CU (Cumulative Update) updates offered for my version of SQL Server. How do I know which update to use?** * First, determine your SQL Server version number. For more information on determining your SQL Server version number, see Micr...

**I am running SQL Server on my system. What action do I need to take?** Update your relevant version of SQL Server. Any applicable driver fixes are included in those updates. **I am running my own application on my system. What action do I need to take?** Update your application to use Microsoft OLE DB Driver 18 or 19. Update the drivers to the versions listed on this page, which provide protection against this vulnerability. **I am running an application from a software vendor on my system. What action do I need to take?** Consult with your application vendor if it is compatible with Microsoft OLE DB Driver 18 or 19. Update the drivers to the versions listed in this page, which provide protection against this vulnerability **There are GDR and/or CU (Cumulative Update) updates offered for my version of SQL Server. How do I know which update to use?** * First, determine your SQL Server version number. For more information on determining your SQL Server version number, see Micr...

**I am running SQL Server on my system. What action do I need to take?** Update your relevant version of SQL Server. Any applicable driver fixes are included in those updates. **I am running my own application on my system. What action do I need to take?** Update your application to use Microsoft OLE DB Driver 18 or 19. Update the drivers to the versions listed on this page, which provide protection against this vulnerability. **I am running an application from a software vendor on my system. What action do I need to take?** Consult with your application vendor if it is compatible with Microsoft OLE DB Driver 18 or 19. Update the drivers to the versions listed in this page, which provide protection against this vulnerability **There are GDR and/or CU (Cumulative Update) updates offered for my version of SQL Server. How do I know which update to use?** * First, determine your SQL Server version number. For more information on determining your SQL Server version number, see Micr...

**What type of information could be disclosed by this vulnerability?** The type of information that could be disclosed if an attacker successfully exploited this vulnerability is data inside the targeted website like IDs, tokens, nonces, and other sensitive information. **Which credential types provided by the Azure Identity client library are affected?** The vulnerability exists in the following credential types: 1. DefaultAzureCredential 2. ManagedIdentityCredential