Microsoft April 2022 Patch Tuesday Fixes 2 Zero-Days and 10 RCE Vulnerabilities
Microsoft released 119 patches on April 2022 Patch Tuesday that fixed two zero-days and 10 critical RCE vulnerabilities. The security advisory stated that one of the two zero-days is being actively exploited.
Zero-day exploited in the attacks, Windows User Profile Service Elevation of Privilege Vulnerability with CVE-2022-26904 has a CVSS score of 6.5.
The US National Security Agency discovered that CVE-2022-24521 zero-day is a Windows Common Log File System Driver Elevation of Privilege Vulnerability with a CVSS score of 7.2.
Fixed 10 Critical RCE Vulnerabilities
The table on 10 critical RCE vulnerabilities fixed in April Patch Tuesday follows.
Product/Feature |
CVE-ID |
Title |
LDAP – Lightweight Directory Access Protocol |
Windows LDAP Remote Code Execution Vulnerability |
|
Microsoft Dynamics |
Microsoft Dynamics 265 (on-premises) Remote Code Execution Vulnerability |
|
Windows Hyper-V |
Windows Hyper V-Remote Code Execution Vulnerability |
|
Windows Hyper-V |
Windows Hyper V-Remote Code Execution Vulnerability |
|
Windows Hyper-V |
Windows Hyper V-Remote Code Execution Vulnerability |
|
Windows Network File System |
Windows Network File System Remote Code Execution Vulnerability |
|
Windows Network File System |
Windows Network File System Remote Code Execution Vulnerability |
|
Windows Remote Procedure Call Runtime |
Remote Procedure Call Runtime Remote Code Execution Vulnerability |
|
Windows SMB |
Windows Server Service Remote Code Execution Vulnerability |
|
Windows SMB |
Windows SMB Remote Code Execution Vulnerability |
Microsoft states that threat actors may have started analysis to look for ways of exploitation. Considering that 115 of the vulnerabilities were “important” and 10 were “critical,” customers should urgently install security updates. You can access the advisory here.
Which Products or Features are Affected?
Affected products and features include many of the key brands in Microsoft’s product portfolio. Windows, Defender, Microsoft Office, Exchange Server, Visual Studio, and Print Spooler are just a few.
Patches that fix vulnerabilities in 53 different products and systems, such as Chromium-based Microsoft Edge, are interpreted as the most comprehensive Patch Tuesday recently.
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