Microsoft Releases Updates to Patch Critical Flaws in Windows

Microsoft Releases Updates to Patch Critical Flaws in Windows

Microsoft has rolled out fixes for its Windows operating system and other software components to remediate major security shortcomings as part of Patch Tuesday updates for June 2023.

It’s worth noting that Microsoft also closed out 26 other flaws in Edge – all of them rooted in Chromium itself – since the release of May Patch Tuesday updates. This comprises CVE-2023-3079, a zero-day bug that Google disclosed as being actively exploited in the wild last week.

Topping the list of fixes is CVE-2023-29357 (CVSS score: 9.8), a privilege escalation flaw in SharePoint Server that could be exploited by an attacker to gain administrator privileges.

Also patched by Redmond are three critical remote code execution bugs (CVE-2023-29363CVE-2023-32014, and CVE-2023-32015, CVSS scores: 9.8) in Windows Pragmatic General Multicast (PGM) that could be weaponized to “achieve remote code execution and attempt to trigger malicious code.”

Microsoft previously addressed a similar flaw in the same component (CVE-2023-28250, CVSS score: 9.8), a protocol designed to deliver packets between multiple network members in a reliable manner, in April 2023.

Software Patches from Other Vendors

In addition to Microsoft, security updates have also been released by other vendors over the past few weeks to rectify several vulnerabilities, including —