CVE-2018-0888 : Security Advisory and Response
Learn about CVE-2018-0888, an information disclosure vulnerability in Microsoft Hyper-V Network Switch affecting various versions of Windows Server and Windows OS. Find mitigation steps and patching details.
An information disclosure vulnerability, known as the 'Hyper-V Information Disclosure Vulnerability,' affects the Microsoft Hyper-V Network Switch in various 64-bit versions of Microsoft Windows Server and Windows operating systems.
Understanding CVE-2018-0888
This CVE impacts multiple versions of Microsoft Windows Server and Windows operating systems due to inadequate validation of guest operating system input.
What is CVE-2018-0888?
The vulnerability arises from the inadequate validation of guest operating system input in the Microsoft Hyper-V Network Switch, potentially leading to information disclosure.
The Impact of CVE-2018-0888
The vulnerability affects a wide range of Microsoft Windows Server and Windows operating systems, potentially exposing sensitive information due to the validation issue.
Technical Details of CVE-2018-0888
The vulnerability details and affected systems.
Vulnerability Description
The Microsoft Hyper-V Network Switch in various 64-bit versions of Microsoft Windows Server and Windows operating systems allows an information disclosure vulnerability due to inadequate validation of guest operating system input.
Affected Systems and Versions
- Microsoft Windows Server 2008 SP2
- Windows Server 2008 R2 SP1
- Windows 7 SP1
- Windows 8.1
- Windows Server 2012
- Windows Server 2012 R2
- Windows 10 Gold, 1511, 1607, 1703, and 1709
- Windows Server 2016
- Windows Server version 1709
Exploitation Mechanism
The vulnerability can be exploited by an attacker sending specially crafted input to the Hyper-V Network Switch, potentially leading to the disclosure of sensitive information.
Mitigation and Prevention
Steps to mitigate and prevent the CVE-2018-0888 vulnerability.
Immediate Steps to Take
- Apply security patches provided by Microsoft promptly.
- Monitor official sources for updates and advisories regarding this vulnerability.
- Implement network segmentation to limit the impact of potential attacks.
Long-Term Security Practices
- Regularly update and patch all systems and software to prevent vulnerabilities.
- Conduct regular security assessments and audits to identify and address any potential weaknesses.
Patching and Updates
- Microsoft has released patches addressing this vulnerability; ensure all affected systems are updated with the latest security updates.