CVE-2017-0001 in Windows
Summary
by MITRE
The Graphics Device Interface (GDI) in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold and R2; Windows RT 8.1; and Windows 10 Gold, 1511, and 1607 allows local users to gain privileges via a crafted application, aka "Windows GDI Elevation of Privilege Vulnerability." This vulnerability is different from those described in CVE-2017-0005, CVE-2017-0025, and CVE-2017-0047.
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Analysis
by VulDB Data Team • 12/24/2024
The Windows Graphics Device Interface GDI Elevation of Privilege Vulnerability represents a critical security flaw that affects multiple versions of the Windows operating system including Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012, Windows RT 8.1, and various Windows 10 releases. This vulnerability specifically targets the GDI component which is responsible for rendering graphics and managing graphical operations within the Windows environment. The flaw allows local attackers to execute malicious code with elevated privileges, potentially enabling them to gain system-level access and control over affected systems. The vulnerability operates through a crafted application that exploits memory corruption issues within the GDI subsystem, specifically related to how the system handles certain graphics operations and memory management functions. This type of vulnerability falls under the CWE-119 weakness category, which deals with improper restriction of operations within a defined access control scope, and represents a classic privilege escalation attack vector that has been historically significant in Windows security.
The technical exploitation of this vulnerability involves the manipulation of GDI objects and their associated memory structures through carefully crafted graphics operations that trigger buffer overflows or memory corruption conditions. Attackers can leverage this flaw by creating malicious applications that interact with the GDI subsystem in ways that cause the operating system to execute arbitrary code with elevated privileges. The vulnerability's impact extends beyond simple privilege escalation as it can enable attackers to bypass security controls, install malicious software, modify system files, and potentially establish persistent access to compromised systems. The attack surface is particularly concerning because GDI is fundamental to Windows graphical operations and is frequently accessed by various applications and system components. This vulnerability aligns with ATT&CK technique T1068 which describes the use of local privilege escalation techniques to gain higher-level system access. The exploitation mechanism specifically targets memory management functions within the graphics subsystem, making it particularly dangerous as it can be triggered through normal user applications that interact with the graphical interface.
The operational impact of this vulnerability is severe and multifaceted, as it provides attackers with a reliable method to escalate privileges from standard user accounts to system-level access without requiring physical access or sophisticated attack infrastructure. Once successfully exploited, the vulnerability can enable attackers to perform actions such as installing malware, modifying system configurations, accessing sensitive data, and creating backdoor access points. The widespread affected versions mean that organizations running any of the targeted Windows operating systems are potentially vulnerable to this attack vector. The vulnerability's classification as a local privilege escalation issue means that attackers do not need network access or complex remote exploitation techniques, making it particularly dangerous in enterprise environments where users may have legitimate access to systems. Organizations with systems running affected Windows versions face significant risk of compromise, as the vulnerability can be exploited through ordinary user applications, making detection and prevention more challenging. This type of vulnerability has historically been a primary target for advanced persistent threat groups and malware authors due to its reliability and the high privilege level it can achieve. The vulnerability also demonstrates the importance of maintaining current security patches and the risks associated with running older operating system versions that may not receive security updates.
Mitigation strategies for this vulnerability should include immediate installation of the Microsoft security update released in response to CVE-2017-0001, which addresses the underlying memory corruption issues in the GDI subsystem. Organizations should also implement additional security controls such as application whitelisting, user access controls, and monitoring for suspicious graphical operations or privilege escalation attempts. Regular security assessments and vulnerability scanning should be conducted to identify systems running affected Windows versions and ensure timely patch deployment. System administrators should consider implementing security configurations that limit the ability of user applications to interact with critical system components, particularly those related to graphics processing. Network segmentation and least privilege access principles should be enforced to limit the potential impact of successful exploitation. The vulnerability also underscores the importance of maintaining current security patches and the risks associated with running unsupported or outdated operating system versions. Organizations should establish robust patch management processes and security monitoring to detect and respond to exploitation attempts. Additionally, security awareness training for users can help reduce the risk of successful exploitation through social engineering or malicious software delivery methods. The vulnerability serves as a reminder of the critical importance of timely security updates and the need for comprehensive security management practices that address both known vulnerabilities and emerging threats in the Windows ecosystem.