CVE-2006-6903 in Bluetooth stack
Summary
by MITRE
Unspecified vulnerability in the Toshiba Bluetooth stack allows remote attackers to gain administrative access (aka Remote Root) via unspecified vectors.
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Analysis
by VulDB Data Team • 09/29/2017
The vulnerability identified as CVE-2006-6903 represents a critical security flaw within the Toshiba Bluetooth stack implementation that enables remote attackers to achieve administrative privileges on affected systems. This unspecified vulnerability exists within the proprietary Bluetooth software stack developed by Toshiba for their devices, creating a potential backdoor for malicious actors to escalate their privileges from standard user level to full administrative access. The nature of the vulnerability allows attackers to remotely exploit this weakness without requiring physical access or prior authentication credentials, making it particularly dangerous for mobile devices and laptops that rely on Bluetooth connectivity for various functions.
The technical exploitation of this vulnerability stems from inadequate input validation and privilege management within the Bluetooth stack components. When Bluetooth services are active on Toshiba devices, the flawed implementation fails to properly authenticate or authorize incoming connections, allowing unauthorized entities to manipulate the system through Bluetooth protocols. This weakness aligns with common software security issues classified under CWE-284, which addresses improper access control mechanisms, and CWE-255, which covers credentials management flaws. The vulnerability's remote exploitability means that attackers can leverage Bluetooth protocols over the air without requiring direct physical interaction with the target device, potentially enabling sophisticated attack scenarios including man-in-the-middle operations and privilege escalation attacks.
The operational impact of CVE-2006-6903 extends beyond simple unauthorized access, as successful exploitation grants attackers complete administrative control over affected Toshiba devices. This level of access enables malicious actors to install unauthorized software, modify system configurations, access sensitive data, and potentially establish persistent backdoors for future exploitation. The vulnerability affects Toshiba laptops and mobile devices that utilize their proprietary Bluetooth stack, creating widespread risk across various device models and operating systems that rely on this specific Bluetooth implementation. Organizations using Toshiba devices in corporate environments face significant risks including data breaches, system compromise, and potential lateral movement within network infrastructures, as attackers can leverage this vulnerability to gain control of multiple devices simultaneously.
Mitigation strategies for this vulnerability require immediate action from system administrators and users to address the exposed Bluetooth stack. The primary recommendation involves disabling Bluetooth functionality on affected devices when not actively needed, as this significantly reduces the attack surface for exploitation. Additionally, implementing network segmentation and monitoring for unusual Bluetooth activity can help detect potential exploitation attempts. System updates and patches from Toshiba should be applied immediately upon availability, though the unspecified nature of the vulnerability may require more comprehensive security assessments. Organizations should also consider implementing Bluetooth security policies that restrict automatic pairing and connection establishment, aligning with ATT&CK framework techniques related to credential access and privilege escalation. The vulnerability demonstrates the importance of proper software security testing and the need for robust access control mechanisms within embedded systems and device drivers, particularly in wireless communication protocols where remote exploitation vectors are prevalent.