CVE-2009-3258 in vtiger
Summary
by MITRE
vtiger CRM before 5.1.0 allows remote authenticated users, with certain View privileges, to delete (1) attachments, (2) reports, (3) filters, (4) views, and (5) tickets; insert (6) attachments, (7) reports, (8) filters, (9) views, and (10) tickets; and edit (11) reports, (12) filters, (13) views, and (14) tickets via unspecified vectors.
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Analysis
by VulDB Data Team • 01/20/2019
The vulnerability identified as CVE-2009-3258 represents a critical access control flaw in vtiger CRM versions prior to 5.1.0 that enables authenticated users with specific view privileges to perform unauthorized operations across multiple data categories. This weakness stems from insufficient authorization checks within the application's privilege management system, allowing attackers to escalate their privileges through carefully crafted requests that bypass normal security boundaries. The vulnerability affects the core data integrity mechanisms of the customer relationship management platform, potentially enabling data manipulation and deletion across critical business objects.
The technical implementation of this vulnerability manifests through unspecified vectors that likely involve parameter manipulation or API endpoint access control bypasses. Attackers with view privileges can exploit these weaknesses to execute a comprehensive range of operations including deletion of attachments, reports, filters, views, and tickets, as well as insertion and editing activities across the same data categories. This represents a classic privilege escalation scenario where users with read-only or limited view access can effectively gain broader operational capabilities through flawed authorization logic. The vulnerability operates at the application layer and can be exploited remotely, making it particularly dangerous in networked environments where authentication credentials might be compromised.
The operational impact of this vulnerability extends beyond simple data loss or modification, as it fundamentally compromises the integrity and availability of business-critical customer data. Organizations using affected vtiger CRM versions face significant risks including unauthorized data deletion that could disrupt customer service operations, manipulation of business reports that affects decision-making processes, and potential exposure of sensitive customer information through unauthorized access to ticketing systems. The ability to insert and edit reports, filters, views, and tickets creates opportunities for attackers to establish persistent backdoors or manipulate business workflows, potentially leading to financial loss and regulatory compliance violations.
Security mitigations for this vulnerability should prioritize immediate patching to vtiger CRM version 5.1.0 or later, which contains the necessary authorization fixes. Organizations should implement comprehensive access control reviews to ensure that privilege assignments align with the principle of least privilege, limiting user capabilities to only those functions necessary for their operational roles. Network segmentation and monitoring of API access patterns can help detect anomalous behavior indicative of exploitation attempts. Additionally, regular security assessments should verify that authorization mechanisms function correctly and that no similar privilege escalation vectors exist within the application's codebase. This vulnerability aligns with CWE-285, which addresses improper authorization issues, and represents a significant concern for organizations operating CRM systems where data integrity and access control are paramount for maintaining business continuity and regulatory compliance.