CVE-2008-7037 in ITN News Gadget
Summary
by MITRE
The Sidebar gadget in ITN News Gadget (aka ITN Hub Gadget) 1.06 for Windows Vista, and possibly other versions before 1.23, allows remote web servers or man-in-the-middle attackers to execute arbitrary commands via script in a short_title response.
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Analysis
by VulDB Data Team • 12/19/2017
The vulnerability identified as CVE-2008-7037 represents a critical command execution flaw within the ITN News Gadget component of Windows Vista systems. This gadget, also known as ITN Hub Gadget version 1.06, was designed to display news content through a sidebar interface but contained a dangerous scripting vulnerability that could be exploited by remote attackers. The flaw specifically resides in how the gadget processes the short_title response field, which is typically used to display brief headlines or titles within the sidebar interface.
The technical nature of this vulnerability stems from insufficient input validation and sanitization within the gadget's processing logic. When the gadget receives data from a remote web server, it fails to properly validate or sanitize the short_title field before executing any embedded script code. This creates a classic command injection vulnerability where malicious actors can craft specially formatted responses that contain executable code, which gets interpreted and executed by the gadget's runtime environment. The vulnerability is particularly dangerous because it operates within the Windows Vista sidebar context, which typically runs with elevated privileges and has access to system resources that could be leveraged for further exploitation.
From an operational perspective, this vulnerability presents a significant risk to Windows Vista users who have the ITN News Gadget installed. Attackers can exploit this flaw through man-in-the-middle attacks or by compromising web servers that the gadget communicates with, allowing them to execute arbitrary commands on affected systems. The impact extends beyond simple code execution, as the gadget's privileged execution context could potentially enable attackers to escalate privileges, install malware, or access sensitive system information. This vulnerability essentially transforms a legitimate news display component into a potential attack vector that could be used for full system compromise.
The attack surface for CVE-2008-7037 aligns with several ATT&CK techniques including T1059 for command and scripting interpreter, T1068 for exploit for privilege escalation, and T1190 for exploit public-facing application. This vulnerability also maps to CWE-94, which describes "Improper Control of Generation of Code ('Code Injection')" and CWE-74, which addresses "Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Output Injection')." The flaw demonstrates the critical importance of input validation in web-based components and highlights how seemingly benign user interface elements can become attack vectors when proper security controls are not implemented.
Organizations should implement immediate mitigations including disabling or removing the vulnerable ITN News Gadget component from affected systems, updating to version 1.23 or later which contains the necessary security patches, and implementing network monitoring to detect suspicious traffic patterns that might indicate exploitation attempts. Additionally, network administrators should consider implementing firewall rules that restrict access to known malicious domains and ensure that automatic updates are enabled to prevent exploitation of unpatched systems. The vulnerability underscores the necessity of maintaining current security patches and the importance of security testing for all installed components, particularly those with network connectivity capabilities.