Microsoft Server security updates, August 2021 (Patch Tuesday 2021-08-10)

Every Microsoft server-product CVE that the Microsoft Security Update Guide published in August 2021, including the Patch Tuesday release on 2021-08-10 and any out-of-band updates. Client-only products (Edge, Office apps, consumer Windows) are not tracked.

Advisories: 26
Critical: 2
High: 21
In CISA KEV: 4
CVEs: 26

Microsoft server CVEs, August 2021

Aug 12, 2021
Critical [CVE-2021-26432] Windows Services for NFS ONCRPC XDR Driver Remote Code Execution Vulnerability
Critical9.8
Aug 12, 2021
Critical [CVE-2021-26424] Windows TCP/IP Remote Code Execution Vulnerability
Critical9.9
Aug 12, 2021
High [CVE-2021-36958] Windows Print Spooler Remote Code Execution Vulnerability
High7.8
Aug 12, 2021
High [CVE-2021-36949] Microsoft Azure Active Directory Connect Authentication Bypass Vulnerability
High7.1
Aug 12, 2021
High [CVE-2021-36948] Windows Update Medic Service Elevation of Privilege Vulnerability
High7.8ExploitedCISA KEV
Aug 12, 2021
High [CVE-2021-36947] Windows Print Spooler Remote Code Execution Vulnerability
High8.8
Aug 12, 2021
High [CVE-2021-36942] Windows LSA Spoofing Vulnerability
High7.5ExploitedCISA KEV
Aug 12, 2021
High [CVE-2021-36940] Microsoft SharePoint Server Spoofing Vulnerability
High7.6
Aug 12, 2021
High [CVE-2021-36937] Windows Media MPEG-4 Video Decoder Remote Code Execution Vulnerability
High7.8
Aug 12, 2021
High [CVE-2021-36933] Windows Services for NFS ONCRPC XDR Driver Information Disclosure Vulnerability
High7.5
Aug 12, 2021
High [CVE-2021-36927] Windows Digital TV Tuner device registration application Elevation of Privilege Vulnerability
High7.8
Aug 12, 2021
High [CVE-2021-34537] Windows Bluetooth Driver Elevation of Privilege Vulnerability
High7.8
Aug 12, 2021
High [CVE-2021-34536] Windows Storage Spaces Controller Elevation of Privilege Vulnerability
High7.8
Aug 12, 2021
High [CVE-2021-34535] Remote Desktop Client Remote Code Execution Vulnerability
High8.8
Aug 12, 2021
High [CVE-2021-34533] Windows Graphics Component Font Parsing Remote Code Execution Vulnerability
High7.8
Aug 12, 2021
High [CVE-2021-34530] Windows Graphics Component Remote Code Execution Vulnerability
High7.8
Aug 12, 2021
High [CVE-2021-34487] Windows Event Tracing Elevation of Privilege Vulnerability
High7.0
Aug 12, 2021
High [CVE-2021-34486] Windows Event Tracing Elevation of Privilege Vulnerability
High7.8ExploitedCISA KEV
Aug 12, 2021
High [CVE-2021-34484] Windows User Profile Service Elevation of Privilege Vulnerability
High7.8ExploitedCISA KEV
Aug 12, 2021
High [CVE-2021-34483] Windows Print Spooler Elevation of Privilege Vulnerability
High7.8
Aug 12, 2021
High [CVE-2021-26431] Windows Recovery Environment Agent Elevation of Privilege Vulnerability
High7.8
Aug 12, 2021
High [CVE-2021-26426] Windows User Account Profile Picture Elevation of Privilege Vulnerability
High7.0
Aug 12, 2021
High [CVE-2021-26425] Windows Event Tracing Elevation of Privilege Vulnerability
High7.8
Aug 12, 2021
Medium [CVE-2021-36938] Windows Cryptographic Primitives Library Information Disclosure Vulnerability
Medium5.5
Aug 12, 2021
Medium [CVE-2021-34534] Windows MSHTML Platform Remote Code Execution Vulnerability
Medium6.8
Aug 12, 2021
Medium [CVE-2021-34480] Scripting Engine Memory Corruption Vulnerability
Medium6.8

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Dates are each advisory's publication date at the source, in UTC; a record with no source date is filed under the day VulniPulse first saw it.