CVE-2013-1543 in Siebel UI Framework
Summary
by MITRE
Unspecified vulnerability in the Siebel UI Framework component in Oracle Siebel CRM 8.1.1 and 8.2.2 allows remote authenticated users to affect confidentiality via unknown vectors related to Open UI Client.
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Analysis
by VulDB Data Team • 04/28/2017
The vulnerability identified as CVE-2013-1543 resides within the Siebel UI Framework component of Oracle Siebel CRM versions 8.1.1 and 8.2.2, representing a significant security weakness that impacts the confidentiality of sensitive data. This flaw exists within the Open UI Client implementation which serves as the primary user interface framework for Siebel CRM applications. The vulnerability specifically affects authenticated remote users who can leverage this weakness to compromise data confidentiality, though the exact technical vectors remain unspecified in the public description. The Open UI Client architecture employs a combination of javascript and xml technologies to deliver dynamic user interfaces, creating potential attack surfaces that adversaries can exploit to gain unauthorized access to protected information.
The technical nature of this vulnerability places it within the realm of confidentiality breaches that can occur through improper access control mechanisms or data exposure flaws within the user interface layer. While the precise exploitation method remains undisclosed, such vulnerabilities typically arise from inadequate input validation, insufficient session management, or flawed data handling within client-side components. The Open UI framework's reliance on client-side scripting creates opportunities for attackers to manipulate the user interface behavior to extract or modify sensitive information. This type of vulnerability often maps to CWE-200 (Information Exposure) or similar confidentiality-related weakness categories, as it enables unauthorized data access through the user interface layer rather than through backend database or network level attacks.
The operational impact of CVE-2013-1543 extends beyond simple data exposure to potentially compromise the integrity of business processes that depend on Siebel CRM for customer relationship management. Organizations utilizing these vulnerable versions face risks of intellectual property theft, customer data breaches, and competitive disadvantage due to unauthorized access to confidential business information. The remote nature of the attack vector means that adversaries can exploit this vulnerability from outside the corporate network, potentially through web-based attacks targeting the Siebel application interface. This vulnerability affects the core functionality of Siebel CRM's user experience and represents a fundamental flaw in the security architecture of the Open UI Client implementation. The authentication requirement limits the scope of exploitation but does not eliminate the risk, as gaining valid credentials through social engineering, credential theft, or other means can enable successful exploitation.
Organizations should implement immediate mitigation strategies including applying Oracle's security patches and updates to address the vulnerability, conducting comprehensive security assessments of their Siebel CRM deployments, and implementing network segmentation to limit access to the affected systems. The remediation process should involve thorough testing of patches in development environments before deployment to production systems to ensure compatibility with existing business processes. Security monitoring should be enhanced to detect anomalous user behavior patterns that might indicate exploitation attempts, while access controls should be reviewed and strengthened to minimize the impact of credential compromise. This vulnerability aligns with ATT&CK technique T1566 (Phishing) and T1071.004 (Application Layer Protocol: DNS) as attackers might use the compromised interface to exfiltrate data or establish persistence within the environment. Regular security awareness training for users and administrators remains critical in preventing credential compromise that could lead to exploitation of this vulnerability.