SB2021041325 - Multiple vulnerabilities in Microsoft Windows DNS

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Information disclosure (CVE-ID: CVE-2021-28323)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application in the Windows DNS. A remote authenticated attacker can gain unauthorized access to sensitive information on the system.

2) Information disclosure (CVE-ID: CVE-2021-28328)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application in the Windows DNS. A remote authenticated attacker can gain unauthorized access to sensitive information on the system.

Remediation

Install update from vendor's website.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28323
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28328