CVE-2006-0332 in Ecartis
Summary
by MITRE
Pantomime in Ecartis 1.0.0 snapshot 20050909 stores e-mail attachments in a publicly accessible directory, which may allow remote attackers to upload arbitrary files.
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Analysis
by VulDB Data Team • 07/18/2018
The vulnerability described in CVE-2006-0332 represents a critical security flaw in the Ecartis mailing list management system, specifically within its Pantomime component. This issue affects version 1.0.0 snapshot 20050909 and stems from improper handling of email attachments during the processing of mailing list messages. The fundamental problem lies in the application's failure to implement proper access controls and validation mechanisms for file storage operations, creating a pathway for malicious actors to exploit the system's configuration.
The technical flaw manifests when the Pantomime component processes email attachments submitted to the mailing list. Instead of storing these attachments in a secure, restricted directory with appropriate access permissions, the system places them in a location that is publicly accessible through the web server. This configuration violates fundamental security principles of least privilege and proper resource isolation. The vulnerability creates a directory traversal and arbitrary file upload scenario where remote attackers can potentially upload malicious files to the server. This flaw maps directly to CWE-22, which describes improper limitation of a pathname to a restricted directory, and CWE-434, which addresses unrestricted upload of file with dangerous type.
The operational impact of this vulnerability extends beyond simple information disclosure. Attackers who exploit this weakness can potentially upload malicious scripts, executables, or other harmful content to the server. This capability enables various attack vectors including web shell deployment, server compromise, and further lateral movement within the network infrastructure. The publicly accessible nature of the attachment directory means that any remote user can attempt to leverage this vulnerability without requiring authentication or specific network access privileges. This makes the attack surface significantly broader compared to vulnerabilities requiring more specific conditions or local access.
Security professionals should note that this vulnerability aligns with ATT&CK technique T1195.001 which covers "Supply Chain Compromise: Compromise Software Dependencies and Development Tools." The flaw represents a classic example of insecure configuration that could be exploited as part of a broader attack chain. Organizations using Ecartis should immediately implement mitigations including restricting web server access to attachment directories, implementing proper file type validation, and ensuring that all directories used for temporary file storage are properly secured with appropriate access controls. Additionally, the system should be updated to a version that addresses this specific vulnerability, as the affected snapshot represents an outdated release that likely contains multiple other security issues. The vulnerability also highlights the importance of proper input validation and secure coding practices, particularly when handling user-supplied data such as email attachments in web applications.