On Tuesday July 6, 2021, Microsoft issued CVE-2021-34527 regarding a Windows Print Spooler vulnerability. Updates were released on July 6 and 7 which addressed the vulnerability for all supported Windows versions. We encourage customers to update as soon as possible.
CVE-2021-34527 – Windows Print Spooler Remote Code Execution Vulnerability.
Following the out of band release (OOB) we investigated claims regarding the effectiveness of the security update and questions around the suggested mitigations.
