CVE-2011-3570 in Communications Unified
Summary
by MITRE
Unspecified vulnerability in Oracle Communications Unified 7.0 allows local users to affect confidentiality via unknown vectors related to Calendar Server.
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Analysis
by VulDB Data Team • 04/19/2017
The vulnerability identified as CVE-2011-3570 resides within Oracle Communications Unified 7.0, specifically affecting the Calendar Server component. This unspecified weakness represents a significant security concern for organizations relying on this communication platform, as it creates potential pathways for unauthorized access to sensitive calendar data. The vulnerability's classification as local privilege escalation means that an attacker with access to the system must already have user-level credentials or system access to exploit this flaw, though the exact attack vectors remain undisclosed in the public CVE database. The Calendar Server component serves as a critical element within the broader unified communications framework, managing scheduling information and calendar events that often contain sensitive business data, personal information, and operational details that could be leveraged for further attacks or information gathering.
The technical nature of this vulnerability falls under the category of confidentiality impact, indicating that an attacker could potentially extract or modify calendar data without proper authorization. While the specific technical details of the vulnerability remain classified, the fact that it affects a calendar server component suggests potential issues related to data access controls, authentication mechanisms, or privilege management within the application's architecture. The unspecified nature of the vector implies that the vulnerability could stem from various underlying causes including but not limited to buffer overflows, improper access controls, or insecure data handling practices. According to CWE classification systems, such vulnerabilities often map to categories involving improper access control or insufficient logging and monitoring, which are fundamental security weaknesses that could allow for unauthorized data exposure or manipulation.
The operational impact of this vulnerability extends beyond simple data theft, as calendar information often contains sensitive business intelligence including meeting schedules, project timelines, resource allocations, and personal details of employees. Attackers could potentially exploit this weakness to gain insights into organizational structures, business operations, and strategic planning processes. The local nature of the vulnerability suggests that it may not be directly exploitable from external networks, but the potential for privilege escalation or lateral movement within a compromised system remains a significant concern. Organizations using Oracle Communications Unified 7.0 must consider the broader implications of such vulnerabilities, particularly in environments where multiple users share systems or where administrative privileges are not properly segregated. The vulnerability could also serve as a stepping stone for more sophisticated attacks, potentially allowing attackers to establish persistent access or escalate privileges to higher-level administrative accounts.
Mitigation strategies for CVE-2011-3570 should focus on immediate patch management and system hardening measures. Organizations should prioritize applying official Oracle security patches and updates as soon as they become available, as these releases typically contain fixes for known vulnerabilities. System administrators should implement robust access control policies, ensuring that calendar data is properly protected through role-based access controls and that users have minimum necessary privileges. Network segmentation and monitoring should be enhanced to detect unusual access patterns to calendar servers, while comprehensive logging should be enabled to track access attempts and potential exploitation attempts. Additionally, regular security assessments and vulnerability scanning should be conducted to identify similar weaknesses within the broader unified communications infrastructure. The ATT&CK framework would categorize this vulnerability under privilege escalation techniques, specifically related to local persistence and credential access, making it a critical concern for organizations implementing comprehensive security monitoring and incident response procedures.