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Rewterz Threat Advisory – CVE-2022-33633 – Microsoft Skype for Business and Lync Vulnerability

Severity

High

Analysis Summary

CVE-2022-33633

Microsoft Skype for Business and Lync could allow a remote authenticated attacker to execute arbitrary code on the system. By sending a specially-crafted request, an attacker could exploit this vulnerability to execute arbitrary code on the system.

Impact

  • Code Execution

Indicators Of Compromise

CVE

  • CVE-2020-4150

Affected Vendors

Microsoft

Affected Products

  • Microsoft Lync Server 2013 CU10
  • Microsoft Skype for Business Server 2015 CU12
  • Microsoft Skype for Business Server 2019 CU6

Remediation

Use Microsoft Automatic Update to apply the appropriate patch for your system, or the Microsoft Security Update Guide to search for available patches.

Microsoft Security TechCenter