CVE-2006-1275 in GGZ Gaming Zone
Summary
by MITRE
GGZ Gaming Zone 0.0.12 allows remote attackers to cause a denial of service (client disconnect) via inputs that produce malformed XML, including (1) trailing (apostrophe) character on the ID attribute in a PLAYER XML tag, (2) joining with a long ID attribute or non-trailing characters, which causes a <none> name to be assigned, and then disconnecting, or (3) a long CDATA message attribute, which prevents closing tags from being added to the string.
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Analysis
by VulDB Data Team • 03/26/2025
The CVE-2006-1275 vulnerability affects GGZ Gaming Zone version 0.0.12, a gaming infrastructure platform that facilitates multiplayer gaming sessions. This vulnerability represents a classic input validation flaw that can be exploited to cause denial of service conditions within the gaming environment. The vulnerability stems from insufficient sanitization of XML input data, specifically within the PLAYER XML tag processing functionality. Attackers can manipulate XML structures to trigger malformed data handling that ultimately results in client disconnections from the gaming session.
The technical exploitation of this vulnerability occurs through three distinct attack vectors that all center on malformed XML input handling. The first vector involves placing a trailing apostrophe character within the ID attribute of a PLAYER XML tag, which creates malformed XML structures that the system cannot properly process. The second vector exploits long ID attributes or non-trailing characters that cause the system to assign a <none> name to the player, followed by a disconnection event. The third vector involves crafting excessively long CDATA message attributes that interfere with proper XML string construction, specifically preventing closing tags from being properly added to the output string. These attack vectors demonstrate a lack of proper XML parsing and validation mechanisms within the GGZ Gaming Zone implementation.
From an operational perspective, this vulnerability creates significant disruption in multiplayer gaming environments where GGZ Gaming Zone is deployed. The denial of service condition affects legitimate users by forcing disconnections from active gaming sessions, potentially disrupting ongoing gameplay and user experience. The vulnerability's impact extends beyond simple service interruption as it can be leveraged to systematically disconnect players from gaming sessions, potentially affecting competitive gaming scenarios or multiplayer cooperative gameplay. The vulnerability affects the availability aspect of the system's security posture, making it a critical concern for gaming platforms that rely on stable client-server communications.
This vulnerability aligns with CWE-20, which addresses "Improper Input Validation" and represents a common class of issues in software systems where insufficient validation of input data leads to various security consequences. The attack pattern follows principles consistent with ATT&CK technique T1499.004, which involves network denial of service attacks that target system availability. The vulnerability's exploitation requires minimal technical sophistication but can cause significant operational disruption, making it particularly dangerous in gaming environments where continuous connectivity is essential for user experience and game functionality. Organizations should implement input validation measures that properly sanitize XML data and ensure proper error handling for malformed inputs to prevent this class of vulnerability from being exploited.
The root cause of this vulnerability lies in inadequate XML parsing and data validation within the GGZ Gaming Zone's processing pipeline. The system fails to properly handle malformed XML structures that could be injected by remote attackers, leading to cascading failures in the XML processing logic. The vulnerability demonstrates a fundamental weakness in the input sanitization process where the system does not properly validate or sanitize XML attributes before processing them. This lack of proper error handling and input validation creates opportunities for attackers to manipulate the XML parsing process and trigger denial of service conditions through carefully crafted input data. The vulnerability serves as a reminder of the critical importance of robust input validation in networked applications where user-supplied data can be leveraged to disrupt system operations.
Mitigation strategies for this vulnerability should focus on implementing comprehensive XML input validation and sanitization measures. Organizations should deploy proper XML parsers that can handle malformed input gracefully without causing system instability or service disruption. Input length validation should be implemented for all XML attributes, particularly those used for player identification and messaging. The system should also implement proper error handling and recovery mechanisms that prevent malformed XML processing from causing client disconnections. Additionally, regular input validation should be enforced for all XML attributes, with special attention to ID attributes and CDATA sections that are particularly vulnerable to this type of attack. These measures align with security best practices for preventing XML-based injection attacks and maintaining system availability in networked gaming environments.