CVE-2005-4146 in ListManager
Summary
by MITRE
Lyris ListManager before 8.9b allows remote attackers to obtain sensitive information via a request to the TCLHTTPd status module, which provides sensitive server configuration information.
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Analysis
by VulDB Data Team • 06/12/2019
The vulnerability identified as CVE-2005-4146 affects Lyris ListManager versions prior to 8.9b and represents a significant information disclosure flaw within the embedded TCLHTTPd web server component. This vulnerability exposes sensitive server configuration details to remote attackers who can make specific requests to the status module, potentially compromising the security posture of systems running vulnerable versions of the software. The issue stems from inadequate access controls and improper privilege management within the web server implementation, allowing unauthorized parties to gain visibility into critical system configuration parameters.
The technical exploitation of this vulnerability occurs through direct interaction with the TCLHTTPd status module, which is part of the embedded web server functionality. When remote attackers send specific requests to this module, they can retrieve detailed server configuration information including potentially sensitive data about the system's operational parameters, network configuration, and software version details. This type of information disclosure can provide attackers with valuable reconnaissance data that may be used to plan more sophisticated attacks against the affected system. The vulnerability falls under the CWE-200 category of "Information Exposure" and represents a classic example of insufficient access control mechanisms.
The operational impact of CVE-2005-4146 extends beyond simple information disclosure, as the leaked server configuration details can significantly aid attackers in their exploitation efforts. Knowledge of server configuration parameters, software versions, and operational settings provides threat actors with crucial intelligence for crafting targeted attacks, identifying potential attack vectors, and understanding the system's security posture. This vulnerability can be particularly dangerous in environments where the ListManager serves as a critical communication platform, as the disclosed information may reveal network topology details, authentication mechanisms, or other sensitive operational parameters that could be leveraged for privilege escalation or lateral movement within the network infrastructure.
Security professionals should implement immediate mitigations including upgrading to Lyris ListManager version 8.9b or later, which contains the necessary patches to address this information disclosure vulnerability. Network segmentation and firewall rules should be configured to restrict access to the affected status module, limiting exposure to trusted internal networks only. Additionally, implementing proper access controls and authentication mechanisms for the web server components can help prevent unauthorized access to sensitive configuration information. The vulnerability aligns with ATT&CK technique T1082 "System Information Discovery" and represents a critical weakness in the principle of least privilege that should be addressed through comprehensive security hardening practices. Organizations should also conduct regular security assessments to identify similar information disclosure vulnerabilities within their software ecosystem and ensure proper patch management procedures are in place to prevent exploitation of known vulnerabilities.