CVE-2015-0387 in Siebel
Summary
by MITRE
Unspecified vulnerability in the Siebel Core - Server OM Services component in Oracle Siebel CRM 8.1.1 and 8.2.2 allows remote authenticated users to affect confidentiality via vectors related to Security - LDAP Security Adapter.
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Analysis
by VulDB Data Team • 03/05/2022
The vulnerability identified as CVE-2015-0387 resides within the Siebel Core - Server OM Services component of Oracle Siebel CRM version 8.1.1 and 8.2.2, representing a significant security weakness that compromises data confidentiality. This issue specifically affects the Security - LDAP Security Adapter functionality, which serves as a critical authentication and authorization mechanism within the Siebel platform. The vulnerability's classification as unspecified indicates that the exact technical details of the flaw were not fully disclosed in the initial advisory, though it clearly impacts the secure handling of user credentials and access controls. The affected component operates within the server-side OM Services framework, which manages core business processes and data interactions, making it a prime target for malicious actors seeking unauthorized access to sensitive enterprise information.
The technical exploitation of this vulnerability occurs through authenticated remote access vectors, meaning that an attacker must first establish valid credentials to the Siebel system before being able to leverage this flaw. The LDAP Security Adapter component is responsible for integrating with Lightweight Directory Access Protocol servers to validate user identities and manage access permissions. When this adapter contains a vulnerability that affects confidentiality, it suggests that sensitive information such as user authentication tokens, directory service credentials, or other protected data elements may be exposed during the authentication process. This type of vulnerability typically arises from improper input validation, insufficient encryption of sensitive data flows, or inadequate access control mechanisms within the LDAP integration layer. The flaw likely exists in how the system processes or handles LDAP responses, potentially allowing attackers to extract or manipulate confidential information that should remain protected within the security adapter's operational boundaries.
The operational impact of CVE-2015-0387 extends beyond simple data exposure, as it fundamentally undermines the trust model that Oracle Siebel CRM relies upon for secure enterprise operations. Organizations using affected Siebel versions face potential risks including unauthorized access to customer data, compromise of user authentication credentials, and possible lateral movement within the enterprise network through compromised authentication services. The vulnerability affects the core security infrastructure of the CRM system, potentially enabling attackers to escalate privileges or access sensitive business information that should be protected by the LDAP security adapter's authorization controls. This weakness creates opportunities for data breaches that could result in regulatory compliance violations, financial losses, reputational damage, and legal consequences. The remote nature of the attack vector means that adversaries can exploit this flaw from outside the organization's network perimeter, making traditional network-based security controls potentially insufficient for protection.
Security mitigations for CVE-2015-0387 should focus on immediate patching and configuration hardening measures to prevent exploitation of the LDAP Security Adapter vulnerability. Organizations should apply the official Oracle security patches released for this vulnerability, which typically address the specific code flaws within the Siebel Core - Server OM Services component. Network segmentation and access controls should be implemented to limit exposure of the affected system components, particularly restricting direct network access to the Siebel server infrastructure. Enhanced monitoring and logging of authentication activities through the LDAP adapter can help detect anomalous behavior that may indicate exploitation attempts. The vulnerability aligns with CWE-200 (Information Exposure) and CWE-310 (Cryptographic Issues) categories, indicating that it involves improper handling of sensitive information and potential cryptographic weaknesses. From an ATT&CK framework perspective, this vulnerability maps to techniques involving credential access and privilege escalation, as attackers could potentially leverage it to obtain unauthorized access to sensitive information or elevate their privileges within the Siebel environment. Organizations should also consider implementing additional security controls such as multi-factor authentication, regular security assessments, and comprehensive vulnerability scanning to prevent similar issues from occurring in other system components.