CVE-2018-2907 in Hyperion Financial Reporting
Summary
by MITRE
Vulnerability in the Hyperion Financial Reporting component of Oracle Hyperion (subcomponent: Security Models). The supported version that is affected is 11.1.2. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Hyperion Financial Reporting. While the vulnerability is in Hyperion Financial Reporting, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Hyperion Financial Reporting accessible data. CVSS 3.0 Base Score 8.6 (Confidentiality impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N).
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Analysis
by VulDB Data Team • 04/17/2023
The vulnerability identified as CVE-2018-2907 resides within Oracle Hyperions Financial Reporting component, specifically within the Security Models subcomponent of the Hyperion suite. This flaw affects version 11.1.2 and represents a critical security weakness that can be exploited by unauthenticated attackers. The vulnerability operates through the HTTP protocol, requiring only network access to potentially compromise the entire Hyperion Financial Reporting system. The attack vector is particularly concerning as it does not require any authentication credentials, making it accessible to any attacker with network connectivity to the target system.
This security flaw manifests as an easily exploitable vulnerability that allows attackers to gain unauthorized access to sensitive financial data within the Hyperion environment. The technical nature of the vulnerability stems from inadequate security controls within the Security Models component, which governs access permissions and authentication mechanisms for financial reporting systems. The vulnerability's classification as CVSS 3.0 Base Score 8.6 indicates a high severity threat level, with the confidentiality impact rating of "high" suggesting that successful exploitation could lead to complete disclosure of sensitive financial information. The vulnerability's potential to impact additional products within the Oracle ecosystem further amplifies its threat profile.
The operational impact of this vulnerability extends beyond the immediate compromise of Hyperion Financial Reporting data. Attackers who successfully exploit this vulnerability can gain access to critical financial data and potentially move laterally within the enterprise network to compromise other systems. The CVSS vector analysis reveals that this vulnerability can be exploited remotely without requiring any user interaction, making it particularly dangerous in environments where network accessibility is not properly restricted. The "complete" scope impact indicates that the compromise could extend beyond the original target to affect additional products, creating cascading security risks throughout the organization's financial reporting infrastructure.
Organizations should implement immediate mitigations including network segmentation to restrict access to Hyperion Financial Reporting systems, deployment of web application firewalls to monitor and filter HTTP traffic, and application-level security controls to strengthen authentication mechanisms. The vulnerability aligns with CWE-287, which addresses improper authentication issues in software applications, and maps to ATT&CK techniques related to credential access and privilege escalation. Regular security assessments and vulnerability scanning should be conducted to identify similar weaknesses in the broader Oracle Hyperion ecosystem, while access controls should be strictly enforced through proper network architecture and security policy implementation to prevent unauthorized access to sensitive financial reporting data.