CVE-2020-1512 in Windows
Summary
by MITRE
An information disclosure vulnerability exists when the Windows State Repository Service improperly handles objects in memory. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system. An attacker could exploit this vulnerability by running a specially crafted application on the victim system. The update addresses the vulnerability by correcting the way the Windows State Repository Service handles objects in memory.
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Analysis
by VulDB Data Team • 02/23/2026
The vulnerability identified as CVE-2020-1512 represents a critical information disclosure flaw within the Windows State Repository Service component of Microsoft Windows operating systems. This service is responsible for managing and storing system state information, making it a prime target for adversaries seeking to extract sensitive data from compromised systems. The vulnerability stems from improper memory handling practices that allow malicious code to access objects in memory that should remain protected or inaccessible to unauthorized processes. According to the Common Weakness Enumeration framework, this vulnerability maps to CWE-200, which specifically addresses "Information Exposure," a category that encompasses various scenarios where sensitive information is unintentionally exposed to unauthorized parties.
The technical exploitation of CVE-2020-1512 occurs when an attacker executes a specially crafted application on a targeted system. This malicious application leverages the memory handling flaw to access objects within the Windows State Repository Service memory space, potentially extracting sensitive system information, configuration data, or other valuable intelligence. The vulnerability's nature suggests that the service fails to properly validate or sanitize memory objects, allowing for unauthorized access patterns that could reveal system state information. This type of information disclosure can serve as a foundational attack vector for more sophisticated exploits, as the extracted data might include system configurations, user credentials, or other sensitive metadata that could facilitate further compromise.
The operational impact of this vulnerability extends beyond simple information exposure, as it creates opportunities for attackers to escalate their privileges and expand their foothold within compromised networks. The Windows State Repository Service typically handles critical system state information that could include user session data, system configuration parameters, or other sensitive metadata that would be valuable to adversaries. The vulnerability's exploitation requires local system access, making it particularly dangerous in environments where attackers have already gained initial access through other means. This aligns with ATT&CK framework technique T1082, which covers "System Information Discovery," as the vulnerability enables attackers to gather system information that could be used for further reconnaissance and attack planning.
Microsoft's remediation approach for CVE-2020-1512 focuses on correcting the memory handling practices within the Windows State Repository Service. This update addresses the root cause by implementing proper memory object validation and access controls that prevent unauthorized access to sensitive data structures. The fix likely involves strengthening memory management protocols, implementing better object isolation mechanisms, and ensuring that the service properly validates all memory access requests. Organizations should prioritize applying this security update immediately, as the vulnerability's low attack complexity combined with its potential for information disclosure makes it particularly attractive to threat actors. The remediation process demonstrates Microsoft's commitment to addressing memory safety issues in core system components, aligning with industry best practices for secure software development and vulnerability management.