critical
9.8
CWE
787
Advisory Published
Updated

CVE-2019-1212: Windows DHCP Server Denial of Service Vulnerability

First published: Wed Aug 14 2019(Updated: )

A memory corruption vulnerability exists in the Windows Server DHCP service when processing specially crafted packets, aka 'Windows DHCP Server Denial of Service Vulnerability'. This CVE ID is unique from CVE-2019-1206.

Credit: secure@microsoft.com secure@microsoft.com

Affected SoftwareAffected VersionHow to fix
Windows 10=1607
Windows 10=1709
Windows 10=1803
Windows 10=1809
Windows 10=1903
Microsoft Windows 7=sp1
Microsoft Windows
Microsoft Windows RT
Microsoft Windows Server=sp2
Microsoft Windows Server=r2-sp1
Microsoft Windows Server=r2-sp1
Microsoft Windows Server
Microsoft Windows Server=r2
Microsoft Windows Server 2016
Microsoft Windows Server 2016=1803
Microsoft Windows Server 2016=1903
Microsoft Windows Server 2019

Remedy

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1212

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2019-1212?

    CVE-2019-1212 has a severity rating of important, indicating that it could lead to denial of service in affected systems.

  • How do I fix CVE-2019-1212?

    To fix CVE-2019-1212, apply the latest security updates provided by Microsoft for the affected versions of Windows.

  • Which systems are affected by CVE-2019-1212?

    CVE-2019-1212 affects multiple versions of Windows, including Windows 7, Windows 8.1, Windows 10, and various versions of Windows Server 2008 to Windows Server 2019.

  • What is the impact of exploiting CVE-2019-1212?

    Exploiting CVE-2019-1212 could allow attackers to cause a denial of service, leading to system crashes and unavailability.

  • Is there a workaround for CVE-2019-1212?

    While Microsoft recommends applying security updates as the primary mitigation for CVE-2019-1212, specific temporary workarounds may involve disabling the DHCP service.

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