CVE-2009-5152 in Computrace Agent
Summary
by MITRE
Absolute Computrace Agent, as distributed on certain Dell Inspiron systems through 2009, has a race condition with the Dell Client Configuration Utility (DCCU), which allows privileged local users to change Computrace Agent's activation/deactivation status to the factory default via a crafted TaskResult.xml file.
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Analysis
by VulDB Data Team • 02/04/2020
The CVE-2009-5152 vulnerability represents a critical race condition flaw in the Dell Computrace Agent implementation that was pre-installed on certain Dell Inspiron laptop models through 2009. This vulnerability specifically targets the interaction between the Computrace agent and Dell's Client Configuration Utility, creating a security weakness that enables malicious local users to manipulate the agent's operational state. The flaw exists within the system's privilege management framework where proper access controls fail to prevent unauthorized modifications to critical security components. The vulnerability is particularly concerning because it allows attackers to reset the Computrace agent to its factory default configuration, potentially undermining the device's tracking and security capabilities.
The technical root cause of this vulnerability stems from a race condition in the system's file processing mechanism, specifically involving the TaskResult.xml file that is used to communicate between the Dell Client Configuration Utility and the Computrace Agent. When the DCCU processes this XML file, it fails to properly validate the file's authenticity or ensure proper synchronization with the agent's operational state. This race condition creates a window where a privileged local user can craft a malicious TaskResult.xml file that, when processed, will override the current activation status of the Computrace agent with the factory default settings. The vulnerability operates at the system level where file manipulation and process synchronization fail to maintain proper state consistency, making it exploitable by users who already possess local administrative privileges.
The operational impact of CVE-2009-5152 extends beyond simple configuration changes as it fundamentally compromises the device's security posture and tracking capabilities. When the Computrace agent is reset to factory defaults, it can potentially disable critical device tracking features that Dell had implemented for asset management and security recovery purposes. This vulnerability undermines the integrity of the device's security framework by allowing unauthorized modification of security agent states, which could be particularly dangerous in enterprise environments where device tracking and recovery are critical for security operations. The implications include potential loss of device tracking capabilities, reduced ability to recover stolen devices, and possible compromise of security policies that rely on persistent agent functionality.
Organizations and system administrators should implement immediate mitigations to address this vulnerability by ensuring proper access controls and file validation mechanisms are in place. The recommended approach includes disabling or restricting access to the Dell Client Configuration Utility for non-privileged users, implementing proper file integrity checks for TaskResult.xml files, and ensuring that system updates are applied to address the underlying race condition. Security teams should also monitor for unauthorized changes to the Computrace agent configuration and implement logging mechanisms to detect potential exploitation attempts. This vulnerability highlights the importance of proper privilege management and synchronization mechanisms in security-critical systems, aligning with CWE-362 standards for race condition vulnerabilities and potentially mapping to ATT&CK techniques involving privilege escalation and persistence mechanisms.
The vulnerability demonstrates how pre-installed security agents can introduce unexpected attack vectors when proper synchronization and validation mechanisms are missing from the system architecture. Organizations should conduct comprehensive audits of pre-installed security software and ensure that all system components properly implement validation and synchronization protocols. This particular vulnerability serves as a reminder of the importance of thorough testing for race conditions in security-critical applications and the necessity of proper access control implementation. The flaw represents a failure in the system's design where proper state management and validation processes were not adequately implemented, creating a persistent security weakness that could be exploited by malicious actors with local administrative access.