CVE-2018-8553 in Windows
Summary
by MITRE
A remote code execution vulnerability exists in the way that Microsoft Graphics Components handle objects in memory, aka "Microsoft Graphics Components Remote Code Execution Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10.
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Analysis
by VulDB Data Team • 06/05/2023
The vulnerability identified as CVE-2018-8553 represents a critical remote code execution flaw within Microsoft Graphics Components that affects multiple Windows operating systems including Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, and Windows 10. This vulnerability stems from improper handling of objects in memory by the graphics components subsystem, creating a pathway for attackers to execute arbitrary code on affected systems. The flaw specifically manifests when Microsoft Graphics Components process certain graphics objects, leading to memory corruption that can be exploited by malicious actors.
The technical nature of this vulnerability aligns with CWE-121, which describes heap-based buffer overflow conditions, and CWE-125, which addresses out-of-bounds read vulnerabilities. Attackers can leverage this weakness by crafting malicious graphics content or manipulating existing graphics files that trigger the vulnerable code path within the graphics components. The exploitation typically occurs when the affected system processes graphics objects that contain malformed data, causing the memory management routines to behave unpredictably and allowing attackers to inject and execute malicious code with the privileges of the affected application.
From an operational impact perspective, this vulnerability poses significant risk to enterprise environments as it can be exploited remotely without requiring user interaction or authentication. The attack surface is broad due to the widespread use of Windows operating systems and the ubiquitous nature of graphics processing in normal computing activities. Systems that process graphics content from untrusted sources, such as web browsers, email clients, or document viewers, become particularly vulnerable. The vulnerability can be exploited through various attack vectors including malicious websites, email attachments, or compromised applications that utilize Microsoft Graphics Components for rendering graphics.
Mitigation strategies for CVE-2018-8553 should prioritize immediate application of Microsoft security updates and patches released through Windows Update or Microsoft Update Catalog. Organizations should implement network segmentation and firewall rules to limit access to systems that process graphics content from untrusted sources. The ATT&CK framework categorizes this vulnerability under T1203, which covers Exploitation for Execution, and T1059, which addresses Command and Scripting Interpreter techniques. Security teams should monitor for suspicious network traffic patterns and implement endpoint detection and response solutions that can identify anomalous behavior associated with memory corruption exploits. Additionally, users should be educated about the risks of opening untrusted graphics files or visiting malicious websites that could trigger this vulnerability.