CVE-2007-3554 in Instant Support
Summary
by MITRE
Stack-based buffer overflow in the HPSDDX Class (SDD) ActiveX control in sdd.dll in HP Instant Support - Driver Check before 1.5.0.3 allows remote attackers to execute arbitrary code via a long argument to the queryHub function.
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Analysis
by VulDB Data Team • 06/07/2025
The vulnerability identified as CVE-2007-3554 represents a critical stack-based buffer overflow flaw within the HPSDDX Class ActiveX control component of HP Instant Support - Driver Check software. This vulnerability specifically affects versions prior to 1.5.0.3 and resides in the sdd.dll dynamic link library. The flaw manifests when the queryHub function receives an excessively long argument, creating conditions that allow attackers to overwrite adjacent memory locations on the stack. Such buffer overflow conditions are particularly dangerous because they can be exploited to execute arbitrary code with the privileges of the affected application, typically resulting in complete system compromise.
The technical implementation of this vulnerability stems from inadequate input validation within the ActiveX control's queryHub method. When processing user-supplied data, the software fails to properly bounds-check the length of the argument parameter before copying it into a fixed-size stack buffer. This classic buffer overflow scenario enables attackers to craft malicious input that exceeds the allocated buffer space, thereby overwriting return addresses, function pointers, and other critical stack data. The vulnerability falls under CWE-121 stack-based buffer overflow, which is categorized as a fundamental memory safety issue that has been consistently identified as one of the most prevalent attack vectors in software security.
From an operational perspective, this vulnerability presents significant risk to organizations relying on HP Instant Support functionality, particularly in environments where ActiveX controls are enabled and trusted. Attackers can remotely exploit this flaw by delivering malicious content through web pages, email attachments, or other attack vectors that trigger the vulnerable ActiveX control. The successful exploitation typically results in arbitrary code execution, which can lead to full system compromise, data theft, privilege escalation, and persistence mechanisms. The impact extends beyond individual systems to potentially affect entire network infrastructures, especially when exploited through browser-based attacks that can automatically download and execute malicious payloads without user interaction.
The exploitation of this vulnerability aligns with several techniques documented in the ATT&CK framework, particularly those related to execution through malicious ActiveX controls and privilege escalation. The attack vector leverages the trust relationships inherent in ActiveX controls, where users often have ActiveX components enabled in their browsers as part of legitimate software functionality. Organizations should implement comprehensive mitigation strategies including immediate patching of affected systems, disabling ActiveX controls in web browsers, implementing application whitelisting policies, and monitoring for suspicious network activity. Additionally, the vulnerability highlights the importance of proper input validation and secure coding practices, emphasizing the need for regular security assessments and vulnerability management programs to prevent similar issues in future software deployments.