CVE-2010-3889 in Windows
Summary
by MITRE
Unspecified vulnerability in Microsoft Windows on 32-bit platforms allows local users to gain privileges via unknown vectors, as exploited in the wild in July 2010 by the Stuxnet worm, and identified by Microsoft researchers and other researchers.
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Analysis
by VulDB Data Team • 09/26/2021
The vulnerability identified as CVE-2010-3889 represents a critical privilege escalation flaw in Microsoft Windows operating systems running on 32-bit architectures. This weakness was exploited in the wild during the July 2010 Stuxnet campaign, marking one of the most sophisticated and targeted cyber attacks in history. The vulnerability's exploitation occurred through unknown vectors that were not fully disclosed at the time of the initial discovery, highlighting the complexity and sophistication of the attack mechanisms employed by the Stuxnet malware authors.
The technical nature of this vulnerability lies within the Windows kernel execution environment where local attackers could leverage specific conditions to elevate their privileges from standard user level to administrative access. The flaw existed in how Windows handled certain system calls or kernel operations, creating an opportunity for malicious code to execute with elevated privileges. This privilege escalation capability allowed attackers to bypass standard security controls and gain full system control. The vulnerability's exploitation required local access to the target system, meaning attackers needed physical or remote access to establish a foothold before attempting to leverage this specific weakness.
The operational impact of CVE-2010-3889 was devastating and far-reaching, particularly given its exploitation through the Stuxnet worm which targeted industrial control systems and critical infrastructure. The attack demonstrated how a single privilege escalation vulnerability could be weaponized to compromise entire networks and critical facilities. The Stuxnet worm specifically targeted Siemens industrial control systems, and the privilege escalation capability provided by this vulnerability enabled attackers to install additional malware components and maintain persistent access to compromised systems. This vulnerability exemplifies how fundamental operating system flaws can enable sophisticated nation-state attacks against critical infrastructure, creating a pathway for long-term surveillance and system compromise.
The exploitation of this vulnerability aligns with several tactics described in the MITRE ATT&CK framework, particularly those related to privilege escalation and persistence mechanisms. The attack pattern demonstrates how adversaries leverage kernel-level vulnerabilities to achieve system compromise and maintain access over extended periods. The Stuxnet campaign specifically utilized multiple attack vectors including USB-based propagation and zero-day exploits, with CVE-2010-3889 serving as one of the key components enabling the attack's success. This vulnerability also relates to CWE-264, which describes permissions, privileges, and access controls issues, and CWE-787, which covers out-of-bounds write conditions.
Microsoft addressed this vulnerability through the release of security updates that patched the underlying kernel execution flaw, though the specific technical details of the patch were not fully disclosed to prevent exploitation of the fix itself. Organizations implementing mitigation strategies focused on immediate patching of affected systems, network segmentation to limit local access, and enhanced monitoring for suspicious privilege escalation activities. The vulnerability underscored the importance of maintaining up-to-date security patches and implementing layered defense strategies against sophisticated attacks. The Stuxnet incident led to enhanced security awareness and improved threat detection capabilities in critical infrastructure environments, as organizations recognized the potential for highly targeted attacks exploiting fundamental operating system weaknesses. The incident also highlighted the need for robust vulnerability management processes and the importance of monitoring for indicators of compromise in industrial control systems and other critical environments where such vulnerabilities could be weaponized for significant operational disruption.