8.8
Advisory Published
Updated

CVE-2021-28340: Remote Procedure Call Runtime Remote Code Execution Vulnerability

First published: Tue Apr 13 2021(Updated: )

Remote Procedure Call Runtime Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-28327, CVE-2021-28329, CVE-2021-28330, CVE-2021-28331, CVE-2021-28332, CVE-2021-28333, CVE-2021-28334, CVE-2021-28335, CVE-2021-28336, CVE-2021-28337, CVE-2021-28338, CVE-2021-28339, CVE-2021-28341, CVE-2021-28342, CVE-2021-28343, CVE-2021-28344, CVE-2021-28345, CVE-2021-28346, CVE-2021-28352, CVE-2021-28353, CVE-2021-28354, CVE-2021-28355, CVE-2021-28356, CVE-2021-28357, CVE-2021-28358, CVE-2021-28434.

Credit: secure@microsoft.com

Affected SoftwareAffected VersionHow to fix
Windows 10
Windows 10=20h2
Windows 10=1607
Windows 10=1803
Windows 10=1809
Windows 10=1909
Windows 10=2004
Microsoft Windows 7=sp1
Microsoft Windows
Microsoft Windows RT
Microsoft Windows Server=sp2
Microsoft Windows Server=r2-sp1
Microsoft Windows Server
Microsoft Windows Server=r2
Microsoft Windows Server 2016
Microsoft Windows Server 2016=20h2
Microsoft Windows Server 2016=1909
Microsoft Windows Server 2016=2004
Microsoft Windows Server 2019

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Frequently Asked Questions

  • What is the severity of CVE-2021-28340?

    CVE-2021-28340 has a critical severity rating as it allows remote code execution through the Remote Procedure Call Runtime.

  • How do I fix CVE-2021-28340?

    To fix CVE-2021-28340, ensure that you apply the latest security updates provided by Microsoft for affected Windows versions.

  • What systems are affected by CVE-2021-28340?

    CVE-2021-28340 affects various Microsoft Windows versions including Windows 7, 8.1, 10, and Windows Server editions.

  • Can CVE-2021-28340 be exploited remotely?

    Yes, CVE-2021-28340 can be exploited remotely, allowing attackers to execute arbitrary code on vulnerable systems.

  • What are the consequences of an exploit of CVE-2021-28340?

    Exploitation of CVE-2021-28340 can lead to full system compromise, allowing attackers to install programs, view, change or delete data, and create new accounts with full user rights.

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