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Month Archives: March 2023

Guidance on Potential Misconfiguration of Authorization of Multi-Tenant Applications that use Azure AD

Wednesday, March 29, 2023

Summary Microsoft has addressed an authorization misconfiguration for multi-tenant applications that use Azure AD, initially discovered by Wiz, and reported to Microsoft, that impacted a small number of our internal applications. The misconfiguration allowed external parties read and write access to the impacted applications. Microsoft immediately corrected the misconfiguration and added additional authorization checks to address the issue and confirmed that no unintended access had occurred.

Microsoft Mitigates Outlook Elevation of Privilege Vulnerability

Tuesday, March 14, 2023

May 9, 2023 update: Releases for Microsoft Products has been updated with the release of CVE-2023-29324 - Security Update Guide - Microsoft - Windows MSHTML Platform Security Feature Bypass Vulnerability March 24, 2023 update: Impact Assessment has been updated to a link to Guidance for investigating attacks using CVE-2023-23397 - Microsoft Security Blog.

Azure Kubernetes Service (AKS) Threat Hunting

Wednesday, March 01, 2023

As more businesses shift away from running workloads on dedicated virtual machines to running them inside containers using workload orchestrators like Kubernetes, adversaries have become more interested in them as targets. Moreover, the benefits Kubernetes provides for managing workloads are also extended to adversaries. As adversaries leverage Kubernetes to run their workloads, their understanding of how these platforms work and can be exploited increases.