CVE-2015-7469 in Jazz Reporting Service
Summary
by MITRE
Report Builder in IBM Jazz Reporting Service (JRS) 5.x before 5.0.2-Rational-CLM-ifix011 and 6.0 before 6.0.0-Rational-CLM-ifix005 allows remote authenticated users to bypass intended read-only restrictions by leveraging a JazzGuest role.
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Analysis
by VulDB Data Team • 06/17/2018
The vulnerability CVE-2015-7469 represents a significant access control flaw within IBM Jazz Reporting Service (JRS) that affects versions 5.x prior to 5.0.2-Rational-CLM-ifix011 and 6.0 prior to 6.0.0-Rational-CLM-ifix005. This issue specifically targets the reporting functionality of IBM's Collaborative Lifecycle Management platform, where unauthorized privilege escalation can occur through improper role-based access control implementation. The vulnerability stems from the inadequate enforcement of read-only restrictions for users assigned the JazzGuest role, which should typically limit access to read-only operations within the reporting system.
The technical flaw manifests when authenticated users with the JazzGuest role attempt to access restricted reporting features that should be unavailable to them. This represents a classic privilege escalation vulnerability where a lower-privileged user can bypass intended security controls to gain access to functionality beyond their designated permissions. The vulnerability operates through a misconfiguration in the access control mechanisms that govern how different user roles interact with the reporting service components. According to CWE classification, this vulnerability maps to CWE-284 Access Control Bypass, which specifically addresses situations where applications fail to properly enforce access restrictions based on user roles or privileges.
The operational impact of this vulnerability extends beyond simple unauthorized access to potentially sensitive reporting data and system functionality. Remote authenticated users can leverage this flaw to execute operations that should only be available to administrators or higher-privileged users, potentially leading to data exposure, system integrity compromise, or further exploitation opportunities. The JazzGuest role is typically intended for limited access scenarios, but this vulnerability allows attackers to circumvent these restrictions and access reporting capabilities that could contain confidential business intelligence, project metrics, or other sensitive operational data. This creates a risk vector that aligns with ATT&CK technique T1078 Valid Accounts, where adversaries use legitimate credentials to access systems with elevated privileges.
Organizations utilizing IBM Jazz Reporting Service should immediately implement the vendor-provided security patches and fixes that address this specific access control bypass vulnerability. The recommended mitigation strategy involves applying the respective IBM fix packs and service releases that correct the role-based access control implementation for the JazzGuest role. Additionally, security administrators should conduct thorough access control reviews to ensure that user assignments align with the principle of least privilege, and implement monitoring solutions to detect anomalous access patterns that might indicate exploitation attempts. The vulnerability demonstrates the critical importance of proper role-based access control implementation in enterprise reporting systems, where the misconfiguration of user permissions can create significant security risks that extend far beyond simple data access issues.