CVE-2018-0846 Explained : Impact and Mitigation
Learn about CVE-2018-0846, an elevation of privilege vulnerability in Windows Common Log File System driver affecting various Windows versions. Find mitigation steps and affected systems here.
Windows Common Log File System Driver Elevation Of Privilege Vulnerability in Various Windows Versions
Understanding CVE-2018-0846
This CVE involves an elevation of privilege vulnerability in multiple versions of Windows due to memory object management within the Windows Common Log File System (CLFS) driver.
What is CVE-2018-0846?
The vulnerability known as "Windows Common Log File System Driver Elevation Of Privilege Vulnerability" allows for an elevation of privilege in various versions of Windows, including Windows 7 SP1, Windows 8.1 and RT 8.1, Windows Server 2008 SP2 and R2 SP1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703 and 1709, Windows Server 2016 and Windows Server, version 1709.
The Impact of CVE-2018-0846
This vulnerability can be exploited to elevate privileges on affected systems, potentially leading to unauthorized access and control over the system.
Technical Details of CVE-2018-0846
Vulnerability Description
The Windows Common Log File System (CLFS) driver in various Windows versions allows an elevation of privilege vulnerability due to how objects in memory are handled.
Affected Systems and Versions
- Windows 7 SP1
- Windows 8.1 and RT 8.1
- Windows Server 2008 SP2 and R2 SP1
- Windows Server 2012 and R2
- Windows 10 Gold, 1511, 1607, 1703, and 1709
- Windows Server 2016
- Windows Server, version 1709
Exploitation Mechanism
The vulnerability arises from the way objects in memory are managed within the Windows Common Log File System (CLFS) driver.
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches provided by Microsoft promptly.
- Monitor official sources for updates and advisories regarding this vulnerability.
Long-Term Security Practices
- Implement the principle of least privilege to restrict access rights for users and applications.
- Regularly update and patch systems to address known vulnerabilities.
Patching and Updates
Ensure that all affected systems are updated with the latest security patches from Microsoft to mitigate the CVE-2018-0846 vulnerability.