CVE-2016-3436 in E-Business Suite
Summary
by MITRE
Unspecified vulnerability in the Oracle Common Applications Calendar component in Oracle E-Business Suite 12.1.1, 12.1.2, and 12.1.3 allows remote attackers to affect confidentiality and integrity via vectors related to Tasks.
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Analysis
by VulDB Data Team • 07/25/2022
The vulnerability identified as CVE-2016-3436 resides within the Oracle Common Applications Calendar component of Oracle E-Business Suite versions 12.1.1, 12.1.2, and 12.1.3. This represents a critical security flaw that affects organizations utilizing Oracle's enterprise resource planning platform, particularly those managing business processes through calendar-based task scheduling and coordination systems. The unspecified nature of the vulnerability indicates that the exact technical mechanism remains undisclosed, though the impact spans both confidentiality and integrity domains, suggesting potential data exposure and modification capabilities. The vulnerability specifically relates to tasks within the calendar component, which forms a fundamental part of business process automation and resource management within the suite. Organizations relying on these calendar functionalities for scheduling, resource allocation, and workflow management face significant risk when this vulnerability remains unaddressed.
The technical implications of this vulnerability extend beyond simple access control failures, as the calendar component typically interfaces with various business applications and databases within the E-Business Suite ecosystem. Attackers exploiting this weakness could potentially manipulate task assignments, modify calendar entries, or access sensitive scheduling information that may contain confidential business data, financial details, or operational plans. The impact on integrity suggests that attackers might alter task statuses, due dates, or resource allocations, potentially disrupting business operations and compromising operational efficiency. The confidentiality aspect indicates unauthorized access to calendar data, which could include personal information of employees, proprietary business schedules, or strategic planning details that would otherwise remain protected within the enterprise environment.
From an operational standpoint, the exploitation of this vulnerability could result in substantial business disruption and financial loss for affected organizations. The calendar component's integration with other business modules means that compromising task management could cascade into broader system failures, affecting procurement, project management, resource planning, and human capital management processes. Security professionals must consider that attackers leveraging this vulnerability could potentially gain insights into organizational workflows, resource allocation patterns, and business priorities, which could be valuable for competitive intelligence or further attack planning. The remote nature of the attack vector eliminates the need for physical access or insider knowledge, making the vulnerability particularly dangerous as it can be exploited from anywhere on the internet.
Organizations should implement immediate mitigation strategies including applying the relevant Oracle security patches and updates, which would address the underlying vulnerability in the calendar component. Network segmentation and access controls should be reinforced around the E-Business Suite environment to limit potential attack surfaces. Monitoring and logging of calendar component activities should be enhanced to detect any anomalous behavior or unauthorized modifications. The vulnerability aligns with CWE-284 (Improper Access Control) and potentially CWE-311 (Missing Encryption of Sensitive Data) depending on the specific implementation details, while also mapping to ATT&CK techniques related to privilege escalation and data manipulation. Regular security assessments and vulnerability scanning should be conducted to identify similar weaknesses within the broader Oracle E-Business Suite deployment, as the presence of one vulnerability often indicates potential for additional security gaps in complex enterprise applications.