Microsoft Patch Tuesday security updates for February 2024 addressed 72 flaws, two of which are actively exploited in the wild.
Microsoft Patch Tuesday security updates for February 2024 resolved a total of 72 vulnerabilities, including two actively exploited zero-days.
The vulnerabilities affect Microsoft Windows and Windows Components; Office and Office Components; Azure; .NET Framework and ASP.NET; SQL Server; Windows Hyper-V; and Microsoft Dynamics.
Five vulnerabilities are rated Critical, 65 are rated Important, and two are rated Moderate in severity.
The two flaws actively exploited are:
CVE-2024-21412 (CVSS score 8.1) – Internet Shortcut Files Security Feature Bypass Vulnerability. An unauthenticated attacker can trigger the flaw by sending the victim a specially crafted file that is designed to bypass displayed security checks. The attacker has to trick the victims into clicking the file link. The flaw was reported by:
- dwbzn with Aura Information Security
- Dima Lenz and Vlad Stolyarov of Google’s Threat Analysis Group
- Peter Girnus (gothburz) of Trend Micro’s Zero Day Initiative with Trend Micro
CVE-2024-21351 (CVSS score 7.6) – Windows SmartScreen Security Feature Bypass Vulnerability. An authorized attacker can trigger the flaw to bypass the SmartScreen user experience. The attacker can exploit the vulnerability by sending a malicious file to the user and convincing him to open it.
Below is the list of the critical flaws fixed by Microsoft Patch Tuesday security updates for February 2024.
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As usual the ZDI has published the full list of CVEs released by Microsoft for February 2024 here:
https://www.zerodayinitiative.com/blog/2024/2/13/the-february-2024-security-update-review
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(SecurityAffairs – ransomware, Patch Tuesday)