Multiple vulnerabilities in Microsoft Office

Description

Multiple vulnerabilities were found in Microsoft Office. Malicious users can exploit these vulnerabilities to execute arbitrary code, spoof user interface, obtain sensitive information.

Below is a complete list of vulnerabilities:

1. A remote code execution vulnerability in Microsoft SharePoint can be exploited remotely to execute arbitrary code.
2. A spoofing vulnerability in Skype for Business and Lync can be exploited remotely to spoof user interface.
3. A remote code execution vulnerability in Skype for Business and Lync can be exploited remotely to execute arbitrary code.
4. An information disclosure vulnerability in Microsoft Office can be exploited remotely to obtain sensitive information.
5. A remote code execution vulnerability in Microsoft Jet Red Database Engine and Access Connectivity Engine can be exploited remotely to execute arbitrary code.
6. A spoofing vulnerability in Microsoft SharePoint can be exploited remotely to spoof user interface.
7. A remote code execution vulnerability in Microsoft Office can be exploited remotely to execute arbitrary code.
8. A remote code execution vulnerability in Microsoft Office Graphics can be exploited remotely to execute arbitrary code.
9. A remote code execution vulnerability in Microsoft SharePoint Server can be exploited remotely to execute arbitrary code.
10. An information disclosure vulnerability in Microsoft SharePoint Server can be exploited remotely to obtain sensitive information.
11. An information disclosure vulnerability in Microsoft Excel can be exploited remotely to obtain sensitive information.
12. An information disclosure vulnerability in Microsoft SharePoint can be exploited remotely to obtain sensitive information.

Original advisories

• CVE-2021-31181

• CVE-2021-26421
• CVE-2021-26422
• CVE-2021-31178
• CVE-2021-28455
• CVE-2021-26418
• CVE-2021-31179
• CVE-2021-31180
• CVE-2021-28478
• CVE-2021-28474
• CVE-2021-31172
• CVE-2021-31177
• CVE-2021-31173
• CVE-2021-31176
• CVE-2021-31174
• CVE-2021-31175
• CVE-2021-31171

Exploitation

Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.

Related products

• Microsoft-Lync
• Microsoft-Office
• Microsoft-Excel
• Microsoft-Word
• Microsoft-Windows
• Microsoft-Windows-Server
• Microsoft-Windows-Server-2012
• Microsoft-Windows-8
• Microsoft-Windows-7
• Microsoft-Windows-Server-2008
• Windows-RT
• Microsoft-Lync-Server
• Microsoft-Windows-10

CVE list

• CVE-2021-28455
  critical
• CVE-2021-31181
  critical
• CVE-2021-26421
  high
• CVE-2021-26422
  high
• CVE-2021-31178
  high
• CVE-2021-26418
  warning
• CVE-2021-31179
  critical
• CVE-2021-31180
  critical
• CVE-2021-28478
  critical
• CVE-2021-28474
  critical
• CVE-2021-31172
  high
• CVE-2021-31177
  critical
• CVE-2021-31173
  high
• CVE-2021-31176
  critical
• CVE-2021-31174
  high
• CVE-2021-31175
  critical
• CVE-2021-31171
  warning

KB list

• 5001914
• 5001931
• 5001919
• 5001917
• 4493197
• 5003729
• 4464542
• 5001920
• 5001927
• 5001923
• 4493206
• 5001918
• 5001916
• 5001928
• 5001936
• 5001925
• 5001935
• 4504711
• 4484527

Read more

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