CVE-2007-6513 in eSupportDiagnostics
Summary
by MITRE
HP eSupportDiagnostics ActiveX control (hpediag.dll) 1.0.11.0 exports dangerous methods, which allows remote attackers to (1) read arbitrary files via the ReadTextFile method, or (2) read arbitrary registry values via the ReadValue method.
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Analysis
by VulDB Data Team • 07/30/2021
The vulnerability identified as CVE-2007-6513 affects HP eSupportDiagnostics ActiveX control version 1.0.11.0 which is part of HP's diagnostic software suite designed for system troubleshooting and support operations. This particular ActiveX control is installed on Windows systems and exposes several dangerous methods that can be exploited by remote attackers to gain unauthorized access to sensitive system information. The vulnerability stems from improper input validation and lack of access controls within the control's implementation, creating a significant security risk for systems where the control is installed.
The technical flaw manifests through two primary dangerous methods within the hpediag.dll ActiveX control. The ReadTextFile method allows attackers to read arbitrary files from the local filesystem by providing malicious file paths, while the ReadValue method enables unauthorized access to registry values through crafted registry key paths. Both methods lack proper authentication checks, authorization validation, or input sanitization mechanisms that would normally prevent such unrestricted access patterns. These methods essentially provide a direct interface to system resources without proper security boundaries, making them attractive targets for exploitation. The vulnerability is classified as a privilege escalation issue under CWE-264, specifically related to permissions and access control weaknesses in software components.
The operational impact of this vulnerability is substantial as it allows remote attackers to extract sensitive information from compromised systems without requiring local access or elevated privileges. Attackers can use the ReadTextFile method to access configuration files, log files, or other sensitive data stored on the system, potentially revealing system architecture, user credentials, or other confidential information. The ReadValue method enables registry enumeration which can expose system settings, installed software information, or other registry-based data that could be leveraged for further attacks. This vulnerability particularly affects enterprise environments where HP eSupportDiagnostics is deployed, as it could be exploited through web browsers or other attack vectors that load ActiveX controls. The threat model aligns with ATT&CK technique T1059.001 for command and scripting interpreter, and T1082 for system information discovery, as attackers could use this vulnerability to gather intelligence about the target system.
Mitigation strategies for CVE-2007-6513 should focus on immediate removal or disabling of the vulnerable ActiveX control from affected systems. Organizations should implement browser security policies that prevent loading of ActiveX controls or restrict their execution to trusted zones only. The most effective long-term solution involves uninstalling the HP eSupportDiagnostics software or updating to a patched version if available. Network administrators should also monitor for suspicious file access patterns and registry queries that might indicate exploitation attempts. Security patches should be applied immediately if a newer version of the software is available, as the vulnerability represents a clear path to information disclosure and potential privilege escalation. Additionally, implementing proper access control mechanisms and regular security assessments can help identify and remediate similar issues in other ActiveX components or software libraries within the organization's attack surface.