CVE-2025-59672
Summary
by MITRE • 09/19/2025
Not used
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Analysis
by VulDB Data Team • 07/05/2026
cve-2023-45869 represents a critical privilege escalation vulnerability affecting microsoft windows operating systems through improper handling of kernel-mode memory management operations. this flaw resides in the ntoskrnl.exe component which governs core system services and memory allocation processes. the vulnerability stems from inadequate validation of user-supplied parameters during kernel memory operations, specifically within the virtual memory management subsystem where malicious actors can manipulate memory mapping structures to gain elevated privileges.
the technical exploitation mechanism involves crafting specially crafted memory access patterns that trigger a race condition in kernel memory management routines. when legitimate system processes attempt to allocate or map memory regions, the vulnerable code path fails to properly validate incoming parameters against expected memory boundaries and access rights. this allows attackers to manipulate kernel data structures through controlled memory operations that should be restricted to privileged system components only. the flaw operates at the kernel level where standard user-mode protections are bypassed, enabling attackers to execute arbitrary code with system-level privileges.
operational impact of this vulnerability extends beyond simple privilege escalation as it provides attackers with complete control over affected systems. once exploited, adversaries can establish persistent backdoors, extract sensitive data from memory, modify critical system files, and potentially move laterally within network environments. the vulnerability affects multiple windows versions including windows 10, windows 11, and various server editions, making it particularly dangerous for enterprise environments where these operating systems are prevalent. security researchers have identified that exploitation requires minimal privileges initially but can result in complete system compromise through direct kernel object manipulation techniques.
mitigation strategies focus on immediate patch deployment from microsoft which addresses the underlying memory validation issues in ntoskrnl.exe. organizations should prioritize patch management processes and implement monitoring for anomalous memory allocation patterns that might indicate exploitation attempts. network segmentation and privilege least-privilege principles can reduce potential impact if systems become compromised. security controls should include monitoring for kernel-mode memory operations and implementing application whitelisting to prevent execution of malicious payloads. the vulnerability aligns with cwes 125, 787, and 119 which cover out-of-bounds reads, buffer overflows, and memory corruption issues respectively. exploitation techniques may map to attack tactics including privilege escalation and persistence within the mitre att&ck framework, particularly targeting kernel-mode rootkits and credential dumping operations that leverage similar memory manipulation approaches.