Microsoft’s Massive April Patch: 149 Flaws Fixed

Microsoft’s April 2024 security update was a major event, addressing 149 vulnerabilities, including three critical ones, across a broad array of products like Microsoft Office Excel, Windows BitLocker, and Microsoft Install Service. The patch release was crucial, especially given the active exploitation of two zero-day vulnerabilities prior to the update.The focus was particularly on Microsoft Defender for IoT, where three critical vulnerabilities were patched, with CVE-2024-29053 standing out due to its high risk, scoring an 8.8 on the CVSS scale. This vulnerability, exploitable through a path traversal attack by uploading malicious files, represented a significant threat.

Among the patched flaws, hostile actors had actively exploited some, including one that allowed bypassing Microsoft Defender SmartScreen’s protections and another involving a spoofing vulnerability in Proxy Driver. These highlighted the urgency of addressing both actively exploited and critical vulnerabilities to protect against potential cyberattacks.

The patch also revealed that a significant number of vulnerabilities, particularly 67 involving Remote Code Execution in Microsoft SQL drivers, including three critical ones, emphasizing the ongoing risk in enterprise environments. The Azure cloud platform itself had nine vulnerabilities acknowledged and addressed in this update.

Security experts like Dustin Childs from the Zero Day Initiative pointed out the perennial danger of Remote Procedure Call bugs, especially those allowing code execution without elevated permissions. With a substantial number of systems exposed to potential exploitation via the internet, the necessity for rapid and comprehensive patching became more evident.

This extensive patching effort by Microsoft underscores the continuous battle against cyber threats and the need for vigilance and prompt action in the cybersecurity realm.

Source: Techerati

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