CVE-2005-3576 in Walla TeleSite
Summary
by MITRE
ts.exe in Walla TeleSite 3.0 and earlier allows remote attackers to access privileged information by entering the article number in tsurl parameter.
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Analysis
by VulDB Data Team • 11/30/2024
The vulnerability identified as CVE-2005-3576 affects Walla TeleSite 3.0 and earlier versions, specifically targeting the ts.exe component within the application. This flaw represents a critical information disclosure vulnerability that allows remote attackers to gain unauthorized access to privileged system information through a carefully crafted parameter injection attack. The vulnerability stems from inadequate input validation and access control mechanisms within the TeleSite application, creating a pathway for malicious actors to exploit the system's configuration and potentially sensitive data.
The technical exploitation of this vulnerability occurs through the manipulation of the tsurl parameter in the ts.exe component, which processes article numbers and other parameters. When attackers provide specific article numbers through this parameter, the application fails to properly validate or sanitize the input before processing it. This lack of proper input validation creates a condition where the system may inadvertently reveal internal information or allow access to resources that should be restricted to authorized users only. The flaw essentially allows an attacker to bypass normal access controls and potentially retrieve privileged data or system information that would normally be protected.
From an operational perspective, this vulnerability poses significant risks to organizations using Walla TeleSite versions 3.0 and earlier. The ability to access privileged information remotely without authentication represents a severe security breach that could lead to data theft, system compromise, or further exploitation attempts. The vulnerability's remote nature means that attackers do not need physical access to the system or network to exploit it, making it particularly dangerous in networked environments. Organizations may face regulatory compliance issues, data breaches, and potential legal consequences if sensitive information is exposed through this vulnerability.
The security implications of CVE-2005-3576 align with CWE-20, which describes improper input validation, and can be categorized under ATT&CK technique T1083, which involves discovering system information. The vulnerability demonstrates poor access control implementation and inadequate parameter handling, creating opportunities for attackers to escalate privileges or access unauthorized resources. Organizations should implement immediate mitigations including input validation, parameter sanitization, and access control enforcement. The recommended remediation involves upgrading to a patched version of Walla TeleSite, implementing proper input validation mechanisms, and conducting thorough security assessments of similar applications within the network infrastructure. Additionally, network segmentation and monitoring solutions should be deployed to detect and prevent exploitation attempts targeting this and similar vulnerabilities.