CVE-2015-0547 in Documentum D2
Summary
by MITRE
The D2CenterstageService.getComments service method in EMC Documentum D2 4.1 and 4.2 before 4.2 P16 and 4.5 before P03 allows remote authenticated users to conduct Documentum Query Language (DQL) injection attacks and bypass intended read-access restrictions via unspecified vectors.
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Analysis
by VulDB Data Team • 05/23/2022
The vulnerability identified as CVE-2015-0547 represents a critical security flaw in EMC Documentum D2 versions 4.1 and 4.2 before P16 and 4.5 before P03. This issue resides within the D2CenterstageService.getComments service method, which serves as a core component for retrieving comment data within the Documentum content management system. The flaw enables remote authenticated attackers to execute Documentum Query Language injection attacks, fundamentally compromising the integrity and confidentiality of document management operations. The vulnerability stems from insufficient input validation and sanitization mechanisms within the service method, allowing malicious users to manipulate query parameters and gain unauthorized access to restricted document content.
The technical exploitation of this vulnerability occurs through DQL injection techniques where attackers can manipulate the getComments service method to execute arbitrary queries against the Documentum repository. This injection capability bypasses the intended read-access restrictions that normally protect sensitive document content from unauthorized viewing. The attack vectors remain unspecified in the CVE description, suggesting that multiple pathways exist for exploitation including parameter manipulation, header injection, or other service interaction methods. The flaw essentially allows authenticated users to escalate their privileges and access documents they should not be authorized to view, creating a significant data exposure risk within enterprise content management environments.
From an operational impact perspective, this vulnerability poses severe consequences for organizations relying on Documentum D2 for content management and collaboration. The ability to bypass read-access restrictions means that unauthorized information disclosure can occur, potentially exposing sensitive business documents, intellectual property, or confidential communications. The remote nature of the attack means that threat actors can exploit this vulnerability from outside the organization's network, making detection and mitigation more challenging. Organizations utilizing Documentum D2 in regulated environments face particular risk as this vulnerability could lead to compliance violations and regulatory penalties due to unauthorized data access and potential data breaches.
Security professionals should implement immediate mitigations including applying the vendor-provided patches for versions 4.2 P16 and 4.5 P03, which address the input validation deficiencies in the getComments service method. Network segmentation and access controls should be strengthened to limit access to the D2 service to only authorized users and systems. The vulnerability aligns with CWE-94, which describes "Improper Control of Generation of Code ('Code Injection')" and represents a specific instance of insecure input handling within enterprise content management systems. From an attack framework perspective, this vulnerability maps to the ATT&CK technique T1078 for Valid Accounts and T1566 for Phishing, as attackers may leverage compromised credentials to exploit this weakness. Organizations should also consider implementing database activity monitoring solutions to detect anomalous query patterns that might indicate exploitation attempts. The remediation process requires careful testing to ensure that patching does not disrupt legitimate business operations while maintaining the security posture of the Documentum environment.