Description:
Microsoft has released security updates addressing multiple vulnerabilities which affect several Microsoft products or components. The list of security updates can be found at:
https://msrc.microsoft.com/update-guide/releaseNote/2022-May
Reports indicated that a spoofing vulnerability (CVE-2022-26925) in Microsoft Windows and Server is being actively exploited in the wild and the technical details of another denial of service vulnerability (CVE-2022-22713) in Microsoft Windows and Server was publicly disclosed. In addition, multiple vulnerabilities (CVE-2022-21972, CVE-2022-22017, CVE-2022-23270, CVE-2022-26923, CVE-2022-26931 and CVE-2022-26937) are also at a high risk of exploitation. System administrators are advised to take immediate action to patch your affected systems to mitigate the elevated risk of cyber attacks.
Affected Systems:
- Microsoft Windows 7, 8.1, RT 8.1, 10, 11
- Microsoft Windows Server 2008, 2008 R2, 2012, 2012 R2, 2016, 2019, 2022
- Microsoft Windows Server, version 20H2
- Microsoft Office 2019, LTSC 2021
- Microsoft Office Online Server
- Microsoft Office Web Apps Server 2013
- Microsoft Excel 2013, 2013 RT, 2016
- Microsoft Word 2013, 2013 RT, 2016
- Microsoft 365 Apps for Enterprise
- Microsoft Exchange Server 2013, 2016, 2019
- Microsoft SharePoint Foundation 2013
- Microsoft SharePoint Enterprise Server 2016
- Microsoft SharePoint Server 2019, Subscription Edition
- Microsoft Visual Studio 2017, 2019, 2022
- .NET 5.0, 6.0
- .NET Core 3.1
- Microsoft .NET Framework 2.0, 3.0, 3.5, 3.5.1, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8
- Microsoft Publisher 2013, 2016
- Remote Desktop client for Windows Desktop
- Visual Studio Code
Impact:
Depending on the vulnerability exploited, a successful attack could lead to remote code execution, denial of service, elevation of privilege, information disclosure, security feature bypass and spoofing.
Recommendation:
Patches for affected products are available from the Windows Update / Microsoft Update Catalog. Users of affected systems should follow the recommendations provided by the product vendor and take immediate actions to mitigate the risk.
More Information:
- https://msrc.microsoft.com/update-guide/releaseNote/2022-May
- https://www.hkcert.org/security-bulletin/microsoft-monthly-security-update-may-2022
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-21972
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-21978
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22011 (to CVE-2022-22017)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22019
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22713
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-23267
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-23270
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-23279
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-24466
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-26913
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-26923
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-26925 (to CVE-2022-26927)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-26930 (to CVE-2022-26940)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-29102 (to CVE-2022-29110)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-29112 (to CVE-2022-29117)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-29120 (to CVE-2022-29123)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-29125 (to CVE-2022-29135)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-29137 (to CVE-2022-29142)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-29145
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-29148
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-29150
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-29151
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-30129
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-30130