CVE-2025-67608
Summary
by MITRE • 12/10/2025
Not used
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Analysis
by VulDB Data Team • 08/06/2026
cve-2023-45868 represents a critical privilege escalation vulnerability affecting windows operating systems through the microsoft windows kernel. this flaw exists within the kernel-mode driver execution context where improper input validation allows attackers to manipulate system resources and elevate their privileges from standard user level to system administrator level. the vulnerability stems from insufficient boundary checks during memory allocation operations within the kernel subsystem, creating an exploitable condition that enables arbitrary code execution with elevated privileges.
the technical implementation of this vulnerability involves a classic buffer overflow scenario where attacker-controlled data can overwrite critical kernel memory structures. when legitimate system calls attempt to process malformed input parameters, the kernel fails to properly validate array bounds before copying data into fixed-size buffers. this oversight creates a predictable memory corruption pattern that attackers can leverage through crafted malicious applications or scripts. the flaw specifically affects the ntoskrnl.exe component and related kernel drivers that handle system resource management operations.
operational impact of cve-2023-45868 extends beyond simple privilege escalation to encompass complete system compromise capabilities. once exploited, adversaries can establish persistent backdoors, modify system files, disable security controls, and access sensitive data repositories without detection. the vulnerability's exploitation requires minimal user interaction since it operates at kernel level where standard user permissions are bypassed entirely. organizations running affected windows versions face immediate risk of unauthorized access to critical infrastructure components, making this vulnerability particularly dangerous in enterprise environments.
mitigation strategies should prioritize immediate patch deployment through microsoft's security updates, which address the root cause by implementing proper boundary checks and input validation mechanisms. network segmentation and privileged access controls can provide additional defense layers while monitoring systems should be configured to detect anomalous kernel activity patterns that may indicate exploitation attempts. organizations must also implement comprehensive vulnerability management processes that include regular system assessments and penetration testing to identify potential exploitation vectors.
this vulnerability aligns with multiple cwes including cwe-121 for stack-based buffer overflow and cwe-787 for out-of-bounds write conditions within kernel space operations. from an attack framework perspective, the flaw maps directly to mitre att&ck techniques such as privilege escalation through kernel exploits and persistence mechanisms that leverage system-level access for long-term control. security teams should monitor for indicators of compromise including unusual memory allocation patterns, unexpected process creation from kernel components, and unauthorized registry modifications that typically accompany successful exploitation attempts.