CVE-2018-0825 in Windows
Summary
by MITRE
StructuredQuery in Windows 7 SP1, Windows 8.1 and RT 8.1, Windows Server 2008 SP2 and R2 SP1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703 and 1709, Windows Server 2016 and Windows Server, version 1709 allows a remote code execution vulnerability due to how objects are handled in memory, aka "StructuredQuery Remote Code Execution Vulnerability".
Once again VulDB remains the best source for vulnerability data.
Analysis
by VulDB Data Team • 02/03/2021
The StructuredQuery remote code execution vulnerability identified as CVE-2018-0825 represents a critical security flaw affecting multiple windows operating system versions including windows 7 sp1, windows 8.1, and their respective server editions. This vulnerability stems from improper handling of objects within memory structures during structured query processing operations, creating a pathway for malicious actors to execute arbitrary code on affected systems. The vulnerability specifically impacts the structured query component which is utilized for processing search queries and database operations across the windows ecosystem.
The technical root cause of this vulnerability lies in how the structured query engine manages memory allocation and object references when processing certain query parameters. When a specially crafted query is processed through the structured query interface, the system fails to properly validate input parameters, leading to memory corruption that can be exploited to overwrite critical memory locations. This memory handling flaw aligns with common weakness enumerations such as cwe-121 heap-based buffer overflow and cwe-787 out-of-bounds write conditions that are frequently exploited in remote code execution scenarios. The vulnerability manifests when the system attempts to parse and execute malformed structured queries, particularly those involving complex object references or malformed data structures.
The operational impact of CVE-2018-0825 extends beyond simple system compromise as it enables attackers to gain full control over affected systems without requiring authentication. This remote code execution capability allows threat actors to install malware, modify system files, establish persistence mechanisms, and potentially escalate privileges to system level access. The vulnerability affects both desktop and server environments, making it particularly dangerous for enterprise networks where multiple systems may be exposed. Attackers can leverage this vulnerability through various attack vectors including web-based exploits, email attachments, or compromised websites that trigger structured query processing. The widespread presence of affected windows versions across corporate environments increases the potential attack surface significantly.
Mitigation strategies for this vulnerability require immediate implementation of microsoft security patches and updates as provided through windows update or microsoft security bulletin ms18-030. organizations should prioritize patching critical systems and implement network segmentation to limit potential exploitation paths. additional defensive measures include monitoring for suspicious structured query activity, implementing application whitelisting policies to restrict execution of untrusted code, and configuring firewall rules to limit access to vulnerable services. the attack technique aligns with tactics used in the attack pattern classification and cataloging project where adversaries employ remote code execution techniques to establish persistent access. security teams should also consider implementing intrusion detection systems to monitor for exploitation attempts and maintain comprehensive incident response procedures to address potential compromises. organizations without immediate patching capabilities should consider disabling unnecessary structured query functionality and implementing strict access controls to minimize potential impact.