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KLA12310 Multiple vulnerabilities in Microsoft Windows

Description

### *Detect date*: 10/12/2021 ### *Severity*: High ### *Description*: Multiple vulnerabilities were found in Microsoft Windows. Malicious users can exploit these vulnerabilities to gain privileges, bypass security restrictions, obtain sensitive information, spoof user interface, execute arbitrary code, cause denial of service. ### *Exploitation*: Malware exists for this vulnerability. Usually such malware is classified as Exploit. [More details](<https://threats.kaspersky.com/en/class/Exploit/>). ### *Affected products*: Windows 10 for 32-bit Systems Windows Server, version 2004 (Server Core installation) Windows RT 8.1 Windows 10 Version 20H2 for ARM64-based Systems Windows 10 Version 21H1 for x64-based Systems Windows 10 Version 1809 for 32-bit Systems Windows 7 for 32-bit Systems Service Pack 1 Windows Server, version 20H2 (Server Core Installation) Windows 7 for x64-based Systems Service Pack 1 Windows Server 2012 (Server Core installation) Windows 10 Version 21H1 for ARM64-based Systems Windows Server 2016 (Server Core installation) Windows 10 Version 20H2 for 32-bit Systems Windows 11 for x64-based Systems Windows Server 2019 (Server Core installation) Windows 10 Version 1909 for ARM64-based Systems Windows Server 2012 R2 Windows 10 Version 2004 for 32-bit Systems Windows Server 2008 R2 for x64-based Systems Service Pack 1 Windows Server 2022 (Server Core installation) Windows 10 Version 1607 for 32-bit Systems Windows 11 for ARM64-based Systems Windows 10 Version 1909 for x64-based Systems Windows Server 2008 for x64-based Systems Service Pack 2 Windows Server 2016 Windows Server 2008 for 32-bit Systems Service Pack 2 Windows 10 Version 2004 for ARM64-based Systems Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) Windows 10 Version 20H2 for x64-based Systems Windows 10 for x64-based Systems Windows 10 Version 21H1 for 32-bit Systems Windows 10 Version 1809 for ARM64-based Systems Windows Server 2012 Windows 10 Version 2004 for x64-based Systems Windows 10 Version 1809 for x64-based Systems Windows 10 Version 1607 for x64-based Systems Windows 10 Version 1909 for 32-bit Systems Windows Server 2019 Windows Server 2022 Windows Server 2012 R2 (Server Core installation) Windows 8.1 for x64-based systems Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) Windows 8.1 for 32-bit systems ### *Solution*: Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel) ### *Original advisories*: [CVE-2021-40464](<https://nvd.nist.gov/vuln/detail/CVE-2021-40464>) [CVE-2021-40477](<https://nvd.nist.gov/vuln/detail/CVE-2021-40477>) [CVE-2021-41337](<https://nvd.nist.gov/vuln/detail/CVE-2021-41337>) [CVE-2021-40470](<https://nvd.nist.gov/vuln/detail/CVE-2021-40470>) [CVE-2021-41336](<https://nvd.nist.gov/vuln/detail/CVE-2021-41336>) [CVE-2021-40455](<https://nvd.nist.gov/vuln/detail/CVE-2021-40455>) [CVE-2021-41345](<https://nvd.nist.gov/vuln/detail/CVE-2021-41345>) [CVE-2021-41335](<https://nvd.nist.gov/vuln/detail/CVE-2021-41335>) [CVE-2021-40468](<https://nvd.nist.gov/vuln/detail/CVE-2021-40468>) [CVE-2021-40449](<https://nvd.nist.gov/vuln/detail/CVE-2021-40449>) [CVE-2021-40488](<https://nvd.nist.gov/vuln/detail/CVE-2021-40488>) [CVE-2021-38663](<https://nvd.nist.gov/vuln/detail/CVE-2021-38663>) [CVE-2021-40476](<https://nvd.nist.gov/vuln/detail/CVE-2021-40476>) [CVE-2021-41342](<https://nvd.nist.gov/vuln/detail/CVE-2021-41342>) [CVE-2021-26442](<https://nvd.nist.gov/vuln/detail/CVE-2021-26442>) [CVE-2021-40461](<https://nvd.nist.gov/vuln/detail/CVE-2021-40461>) [CVE-2021-41339](<https://nvd.nist.gov/vuln/detail/CVE-2021-41339>) [CVE-2021-40467](<https://nvd.nist.gov/vuln/detail/CVE-2021-40467>) [CVE-2021-41340](<https://nvd.nist.gov/vuln/detail/CVE-2021-41340>) [CVE-2021-41330](<https://nvd.nist.gov/vuln/detail/CVE-2021-41330>) [CVE-2021-40443](<https://nvd.nist.gov/vuln/detail/CVE-2021-40443>) [CVE-2021-40489](<https://nvd.nist.gov/vuln/detail/CVE-2021-40489>) [CVE-2021-40463](<https://nvd.nist.gov/vuln/detail/CVE-2021-40463>) [CVE-2021-40475](<https://nvd.nist.gov/vuln/detail/CVE-2021-40475>) [CVE-2021-41343](<https://nvd.nist.gov/vuln/detail/CVE-2021-41343>) [CVE-2021-41346](<https://nvd.nist.gov/vuln/detail/CVE-2021-41346>) [CVE-2021-40478](<https://nvd.nist.gov/vuln/detail/CVE-2021-40478>) [CVE-2021-40456](<https://nvd.nist.gov/vuln/detail/CVE-2021-40456>) [CVE-2021-40462](<https://nvd.nist.gov/vuln/detail/CVE-2021-40462>) [CVE-2021-36970](<https://nvd.nist.gov/vuln/detail/CVE-2021-36970>) [CVE-2021-38662](<https://nvd.nist.gov/vuln/detail/CVE-2021-38662>) [CVE-2021-41357](<https://nvd.nist.gov/vuln/detail/CVE-2021-41357>) [CVE-2021-41332](<https://nvd.nist.gov/vuln/detail/CVE-2021-41332>) [CVE-2021-40466](<https://nvd.nist.gov/vuln/detail/CVE-2021-40466>) [CVE-2021-41331](<https://nvd.nist.gov/vuln/detail/CVE-2021-41331>) [CVE-2021-38672](<https://nvd.nist.gov/vuln/detail/CVE-2021-38672>) [CVE-2021-40469](<https://nvd.nist.gov/vuln/detail/CVE-2021-40469>) [CVE-2021-41338](<https://nvd.nist.gov/vuln/detail/CVE-2021-41338>) [CVE-2021-40450](<https://nvd.nist.gov/vuln/detail/CVE-2021-40450>) [CVE-2021-41347](<https://nvd.nist.gov/vuln/detail/CVE-2021-41347>) [CVE-2021-36953](<https://nvd.nist.gov/vuln/detail/CVE-2021-36953>) [CVE-2021-40460](<https://nvd.nist.gov/vuln/detail/CVE-2021-40460>) [CVE-2021-26441](<https://nvd.nist.gov/vuln/detail/CVE-2021-26441>) [CVE-2021-40465](<https://nvd.nist.gov/vuln/detail/CVE-2021-40465>) [CVE-2021-40454](<https://nvd.nist.gov/vuln/detail/CVE-2021-40454>) [CVE-2021-41361](<https://nvd.nist.gov/vuln/detail/CVE-2021-41361>) [CVE-2021-41334](<https://nvd.nist.gov/vuln/detail/CVE-2021-41334>) ### *Impacts*: ACE ### *Related products*: [Microsoft Office](<https://threats.kaspersky.com/en/product/Microsoft-Office/>) ### *CVE-IDS*: [CVE-2021-36970](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-36970>)4.3Warning [CVE-2021-40455](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40455>)2.1Warning [CVE-2021-38662](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38662>)4.9Warning [CVE-2021-41335](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41335>)7.2High [CVE-2021-40449](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40449>)4.6Warning [CVE-2021-38663](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38663>)2.1Warning [CVE-2021-41342](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41342>)6.8High [CVE-2021-26442](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26442>)4.6Warning [CVE-2021-41332](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41332>)4.0Warning [CVE-2021-40466](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40466>)4.6Warning [CVE-2021-41331](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41331>)6.8High [CVE-2021-40469](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40469>)6.5High [CVE-2021-41340](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41340>)6.8High [CVE-2021-40467](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40467>)4.6Warning [CVE-2021-36953](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-36953>)5.0Critical [CVE-2021-40489](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40489>)7.2High [CVE-2021-40443](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40443>)4.6Warning [CVE-2021-40460](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40460>)4.0Warning [CVE-2021-40465](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40465>)6.8High [CVE-2021-41343](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41343>)2.1Warning [CVE-2021-40464](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40464>)5.2High [CVE-2021-40477](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40477>)4.6Warning [CVE-2021-41337](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41337>)4.0Warning [CVE-2021-40470](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40470>)4.6Warning [CVE-2021-41336](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41336>)2.1Warning [CVE-2021-41345](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41345>)7.2High [CVE-2021-40468](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40468>)2.1Warning [CVE-2021-40488](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40488>)7.2High [CVE-2021-40476](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40476>)6.8High [CVE-2021-40461](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40461>)5.2High [CVE-2021-41339](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41339>)4.6Warning [CVE-2021-41330](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41330>)6.8High [CVE-2021-40463](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40463>)4.0Warning [CVE-2021-40475](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40475>)2.1Warning [CVE-2021-41346](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41346>)4.6Warning [CVE-2021-40478](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40478>)7.2High [CVE-2021-40456](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40456>)5.0Critical [CVE-2021-40462](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40462>)6.8High [CVE-2021-41357](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41357>)4.6Warning [CVE-2021-38672](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38672>)5.2High [CVE-2021-41338](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41338>)2.1Warning [CVE-2021-40450](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40450>)4.6Warning [CVE-2021-41347](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41347>)4.6Warning [CVE-2021-26441](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26441>)4.6Warning [CVE-2021-40454](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40454>)2.1Warning [CVE-2021-41361](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41361>)3.5Warning [CVE-2021-41334](<https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41334>)4.6Warning ### *KB list*: [5006699](<http://support.microsoft.com/kb/5006699>) [5006672](<http://support.microsoft.com/kb/5006672>) [5006674](<http://support.microsoft.com/kb/5006674>) [5006670](<http://support.microsoft.com/kb/5006670>) [5006667](<http://support.microsoft.com/kb/5006667>) [5006669](<http://support.microsoft.com/kb/5006669>) [5006729](<http://support.microsoft.com/kb/5006729>) [5006671](<http://support.microsoft.com/kb/5006671>) [5006732](<http://support.microsoft.com/kb/5006732>) [5006675](<http://support.microsoft.com/kb/5006675>) [5006714](<http://support.microsoft.com/kb/5006714>) [5006739](<http://support.microsoft.com/kb/5006739>) ### *Microsoft official advisories*:


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