CVE-2022-39422 in VM VirtualBox
Summary
by MITRE • 10/19/2022
Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). Supported versions that are affected are Prior to 6.1.38. Difficult to exploit vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. While the vulnerability is in Oracle VM VirtualBox, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle VM VirtualBox. CVSS 3.1 Base Score 7.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H).
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Analysis
by VulDB Data Team • 09/23/2024
The vulnerability identified as CVE-2022-39422 represents a significant security flaw within Oracle VM VirtualBox's core component, affecting versions prior to 6.1.38. This issue manifests as a high-privilege attack vector that exploits the underlying architecture of the virtualization platform, creating potential pathways for unauthorized access and system compromise. The vulnerability's classification as difficult to exploit indicates that while the attack requires specific conditions and elevated privileges, the potential impact remains severe enough to warrant immediate attention from security professionals. The CVSS 3.1 scoring system assigns it a base score of 7.5, reflecting high impacts across confidentiality, integrity, and availability domains, with attack vector characteristics indicating local access requirements and high attack complexity.
The technical nature of this vulnerability stems from insufficient access controls and privilege management within the VirtualBox core execution environment. Attackers with legitimate logon credentials to the host infrastructure where VirtualBox operates can leverage this flaw to gain deeper system control than initially intended. The scope change aspect of this vulnerability means that compromise of the VirtualBox instance could potentially extend impacts to other connected systems and applications within the virtualized environment, creating cascading security risks. This represents a classic case of privilege escalation where legitimate user access is exploited to gain elevated system privileges, aligning with CWE-276 principles of improper privilege management and inadequate access control mechanisms.
Operational impacts of CVE-2022-39422 extend beyond simple system compromise, potentially enabling attackers to manipulate virtual machine configurations, access sensitive guest operating system data, and disrupt business continuity operations. The confidentiality impact is particularly concerning as it could allow unauthorized access to virtual machine contents, including sensitive data stored within guest operating systems. Integrity implications suggest that attackers might modify virtual machine configurations or system files, potentially leading to persistent backdoors or system instability. Availability concerns arise from the potential for complete system takeover, which could result in denial of service or complete operational disruption for organizations relying on virtualized infrastructure. This vulnerability directly maps to ATT&CK techniques involving privilege escalation and lateral movement within virtualized environments.
Mitigation strategies for this vulnerability require immediate patching of all affected VirtualBox installations to version 6.1.38 or later, ensuring that organizations maintain current software versions and implement proper access control policies. System administrators should conduct comprehensive vulnerability assessments of their virtualization infrastructure, review access logs for potential unauthorized access patterns, and implement network segmentation to limit potential attack vectors. Additional protective measures include regular security audits of virtual machine configurations, implementation of privileged access management solutions, and monitoring for unusual system behavior that might indicate exploitation attempts. Organizations should also consider implementing multi-factor authentication for administrative access to virtualization platforms and establish incident response procedures specifically tailored to virtualization security incidents. The vulnerability's classification as a scope change issue emphasizes the importance of understanding the broader attack surface implications when addressing virtualization security concerns, as compromise of one virtual machine environment could potentially affect multiple interconnected systems within the organization's infrastructure.