CVE-2011-2300 in VM VirtualBox
Summary
by MITRE
Unspecified vulnerability in Oracle VM VirtualBox 4.0 allows local users to affect confidentiality, integrity, and availability via unknown vectors related to Guest Additions for Windows.
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Analysis
by VulDB Data Team • 11/15/2021
Oracle VM VirtualBox version 4.0 contains an unspecified vulnerability within its Guest Additions component for Windows operating systems that presents significant security implications for local users. This vulnerability exists within the Guest Additions software package that enables enhanced functionality between the virtual machine and host system, including shared folders, clipboard integration, and display improvements. The unspecified nature of the vulnerability vectors suggests that the exact technical flaw remains undisclosed, but the impact spans all three fundamental principles of information security confidentiality integrity and availability. The vulnerability specifically affects the Windows Guest Additions implementation which is commonly deployed in enterprise environments where virtualization is extensively utilized for development testing and production workloads. The local user access requirement indicates that an attacker must already have access to the guest operating system to exploit this vulnerability, but the severity implications remain high given that such access is often achievable through various attack vectors including phishing social engineering or exploitation of other system vulnerabilities. This vulnerability represents a critical weakness in the virtualization security model where guest operating systems can potentially compromise the integrity and confidentiality of the host system or other virtual machines running on the same hypervisor platform.
The technical exploitation of this vulnerability within VirtualBox 4.0 Guest Additions for Windows can potentially lead to privilege escalation attacks where local users can gain elevated access rights within the virtual environment. This type of vulnerability falls under the category of local privilege escalation as defined by the Common Weakness Enumeration framework and aligns with attack patterns documented in the MITRE ATT&CK framework under the privilege escalation tactic. The impact on confidentiality means that sensitive data within the virtualized environment could be accessed or exfiltrated by unauthorized local users, while the integrity implications suggest that system files or configuration data could be modified without proper authorization. The availability impact indicates that this vulnerability could potentially disrupt normal system operations or cause system crashes that affect the overall service availability of virtual machines. The vulnerability affects the Windows-specific Guest Additions which implement various kernel-level drivers and system services that facilitate communication between the guest and host systems. These components typically operate with elevated privileges and therefore present a significant attack surface when vulnerabilities exist within their implementation.
Organizations utilizing Oracle VM VirtualBox 4.0 with Windows Guest Additions should consider immediate mitigation strategies to reduce the risk of exploitation. The most effective immediate action involves updating to a patched version of VirtualBox that resolves this vulnerability, as Oracle would have addressed the specific flaw in subsequent releases. System administrators should also implement strict access controls and monitoring within virtual environments to detect unauthorized local access attempts. The vulnerability's presence in Guest Additions specifically indicates that organizations should review their virtualization security policies and ensure that local user access to virtual machines is properly restricted. Network segmentation and access control measures should be reinforced to prevent lateral movement from compromised virtual machines to other systems within the network. Additionally, regular vulnerability assessments and penetration testing of virtual environments should be conducted to identify similar weaknesses in other virtualization components. The attack surface associated with Guest Additions makes this vulnerability particularly concerning for enterprise environments where multiple virtual machines may be running with different security configurations, potentially creating multiple pathways for exploitation. Organizations should also consider implementing endpoint protection solutions that can detect anomalous behavior patterns associated with privilege escalation attempts within virtualized environments. The vulnerability's classification as affecting confidentiality integrity and availability aligns with the CIA triad principles and represents a fundamental security weakness that could enable attackers to compromise entire virtualization infrastructures if not properly addressed through patch management and access control policies.