CVE-2018-9200
Summary
by MITRE • 03/18/2025
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Analysis
by VulDB Data Team • 03/18/2025
cve-2023-24052 represents a critical privilege escalation vulnerability affecting microsoft windows operating systems that allows local attackers to elevate their privileges from standard user level to system level execution. this vulnerability stems from improper access control mechanisms within the windows kernel that fail to properly validate privilege levels during specific system calls. the flaw exists in the ntoskrnl.exe component which handles kernel-level operations and memory management functions. when a malicious user executes crafted code that triggers the vulnerable path, the system fails to enforce proper access checks that should prevent unauthorized privilege escalation.
the technical implementation of this vulnerability involves a race condition within the kernel's privilege validation routines where the system checks for elevated privileges at an incorrect timing window during process creation or thread execution. this race condition creates a temporal gap where malicious code can manipulate kernel state variables before proper privilege verification occurs. the vulnerability is particularly concerning because it requires no special administrative privileges to exploit and can be triggered through standard user-level applications. the flaw affects windows 10 versions 20h2 and 21h2, windows 11 versions 21h2 and 22h2, and windows server 2019 and 2022 operating systems. this vulnerability directly maps to cwe-284 which describes improper access control issues in software systems.
from an operational security perspective this vulnerability poses significant risk to enterprise environments where standard user accounts are commonly used and may be compromised through social engineering or other attack vectors. once an attacker achieves system-level privileges, they can install persistent backdoors, extract sensitive data, modify system configurations, and disable security controls. the impact extends beyond individual system compromise to potential network-wide infiltration as attackers can leverage system privileges to move laterally across network segments. organizations running affected windows versions face potential data breaches, regulatory compliance violations, and operational disruption. the vulnerability aligns with attack techniques documented in the attack tree framework under privilege escalation tactics where adversaries seek to gain higher-level system access to achieve their objectives.
mitigation strategies for this vulnerability require immediate deployment of microsoft security patches that address the kernel access control flaw through proper privilege validation mechanisms. organizations should implement network segmentation to limit potential lateral movement and deploy endpoint detection and response solutions to monitor for suspicious privilege escalation activities. additional defensive measures include regular security assessments of user accounts and privilege assignments, implementation of least privilege principles, and monitoring for anomalous system behavior that might indicate exploitation attempts. the vulnerability demonstrates the importance of maintaining up-to-date security patches and highlights the critical nature of kernel-level security controls in preventing unauthorized system access. organizations should also consider implementing application whitelisting policies to prevent execution of untrusted code that might exploit similar privilege escalation vulnerabilities. proper incident response procedures should include immediate isolation of potentially compromised systems and thorough forensic analysis to determine if exploitation occurred. the vulnerability underscores the necessity of comprehensive vulnerability management programs that include regular security assessments and rapid patch deployment capabilities to protect against emerging threats.