CVE-2022-29143: 
vulnerability analysis and mitigation

Microsoft SQL Server Remote Code Execution Vulnerability (CVE-2022-29143) is a security flaw discovered in Microsoft SQL Server that could allow an authenticated attacker to execute malicious code. The vulnerability was disclosed on June 14, 2022, affecting multiple versions of SQL Server including SQL Server 2014 SP3, 2016 SP2/SP3, 2017, and 2019 (NVD).

The vulnerability has a CVSS v3.1 Base Score of 7.5 (HIGH) with the vector string CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H. The vulnerability specifically involves the exploitation of $partition functionality against tables with Column Store indexes. An authenticated attacker could affect SQL Server memory when executing a specially crafted query using these components (Microsoft Security).

If successfully exploited, this vulnerability could allow an attacker to execute remote code on the affected SQL Server instance, potentially compromising the confidentiality, integrity, and availability of the system. The high CVSS score indicates significant potential impact on affected systems (NVD).

Microsoft has released security updates to address this vulnerability. The fixes are available through various update channels including Microsoft Update, Microsoft Update Catalog, and standalone packages. Specific updates are provided for different SQL Server versions: SQL Server 2014 SP3 CU4 (KB5014164), SQL Server 2016 SP2 GDR (KB5014365), SQL Server 2016 SP3 GDR (KB5014355), and SQL Server 2019 RTM-CU16-GDR (KB5014353) (Microsoft Support).