CVE-2020-1412 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'.
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Analysis
by VulDB Data Team • 10/29/2020
The vulnerability identified as CVE-2020-1412 represents a critical remote code execution flaw within Microsoft Graphics Components that affects multiple Windows operating systems including Windows 10, Windows Server 2016, and Windows Server 2019. This vulnerability resides in the Windows Graphics Component subsystem and specifically manifests when the system processes certain graphics objects in memory, creating a pathway for malicious actors to execute arbitrary code on affected systems. The flaw is particularly dangerous because it can be exploited remotely without requiring user interaction, making it an ideal target for automated attacks and zero-day exploits in the cybersecurity landscape.
The technical root cause of this vulnerability stems from improper handling of memory objects within the Windows Graphics Components, which are responsible for processing various graphics formats including but not limited to emf, wmf, and other vector graphics files. When these components process malformed graphics objects, they fail to properly validate the memory structures, leading to memory corruption that can be leveraged by attackers to execute malicious code with the privileges of the affected application. This issue falls under the CWE-125 vulnerability category, which specifically addresses out-of-bounds read conditions that can result in memory corruption and arbitrary code execution. The vulnerability is particularly concerning from an ATT&CK framework perspective as it maps to the T1203 technique for legitimate user execution and potentially T1059 for command and scripting interpreter usage once initial compromise is achieved.
The operational impact of CVE-2020-1412 extends far beyond individual system compromise, as it affects enterprise environments where graphics processing is common across various applications and services. Attackers can exploit this vulnerability through multiple vectors including email attachments, web downloads, and malicious websites that deliver specially crafted graphics files designed to trigger the memory corruption. The vulnerability's remote exploitation capability means that organizations are at risk even when users are not actively interacting with potentially malicious content, as the graphics components can be triggered during routine system operations such as rendering web pages, displaying email attachments, or processing document files. This makes the vulnerability particularly dangerous in environments where users may inadvertently encounter malicious content, and organizations must consider the broader implications of this flaw across their entire attack surface.
Organizations should implement immediate mitigations including applying the relevant Microsoft security patches released as part of the June 2020 Patch Tuesday updates, which specifically address this vulnerability. Additionally, network segmentation strategies should be employed to limit the potential impact of exploitation, particularly in critical infrastructure environments where the vulnerability could be leveraged to gain persistent access. Security teams should also implement monitoring for unusual graphics processing activities and consider deploying application whitelisting solutions to restrict the execution of untrusted graphics files. The vulnerability's classification as a remote code execution flaw necessitates comprehensive network monitoring and incident response procedures to detect and respond to exploitation attempts. Organizations should also consider implementing the principle of least privilege for graphics processing applications and regularly review their security configurations to minimize the attack surface. From a compliance perspective, this vulnerability would likely trigger requirements under various cybersecurity frameworks including NIST SP 800-53 and ISO 27001, as it represents a critical security gap that requires immediate remediation and ongoing monitoring to prevent successful exploitation attempts.