SB2025081334 - Multiple vulnerabilities in Microsoft Azure Stack Hub

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Information disclosure (CVE-ID: CVE-2025-53765)

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to exposure of private personal information to an unauthorized actor in Azure Stack. A local administrator can gain unauthorized access to sensitive information on the system.

2) Improper Authentication (CVE-ID: CVE-2025-53793)

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error when processing authentication requests in Azure Stack Hub. A remote attacker can bypass authentication process and gain unauthorized access to sensitive information.

Remediation

Install update from vendor's website.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-53765
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-53793