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Alert: Microsoft Security Updates – September 2022

Microsoft released security updates to fix vulnerabilities in their software products that include, but not limited to:
  • Windows OS: 10 and 11
  • Windows Server: 2016, 2019, 2022
  • Microsoft Office: 2013, 2016, 2019, Microsoft 365
 
The released security updates fix multiple vulnerabilities, which include 5 rated as critical and a zero-day vulnerability. It includes:
  • CVE-2022-37969: Windows Common Log File System Driver Elevation of Privilege Vulnerability
  • CVE-2022-34718: Windows TCP/IP Remote Code Execution Vulnerability
 
Security Risks
If the identified vulnerabilities in Microsoft products are not patched, authenticated attackers can remotely gain control of vulnerable systems and run malicious code with elevated privileges.
 
For the full list of security patches released by Microsoft, please refer to Microsoft Security Update Guide
 
Recommended Actions
The National Cyber Security Authority (NCSA) recommends users and system administrators to:

 

1. apply the latest security patches, as soon as possible, to prevent unauthorized control over unpatched systems;
 
2. upgrade immediately to the latest supported version of installed Microsoft software in order to continue receiving technical support and security patches.
 
The following Microsoft software products reached their end-of-life and need to be upgraded immediately:
  • Internet Explorer;
  • Windows XP, 8 and 7;
  • Windows Server.
 
3. Before any update task, ensure you have backup for your data.
 
For further information and support, please contact the National Cyber Security Authority (NCSA) by emailto rwcsirt@ncsa.gov.rw or call us on 9009
 
References

Release Note – September 2022
 

14 September 2022

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