CVE-2018-2733 in Hyperion Planning
Summary
by MITRE
Vulnerability in the Oracle Hyperion Planning component of Oracle Hyperion (subcomponent: Security). The supported version that is affected is 11.1.2.4.007. Difficult to exploit vulnerability allows high privileged attacker with network access via HTTP to compromise Oracle Hyperion Planning. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle Hyperion Planning, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in takeover of Oracle Hyperion Planning. CVSS 3.0 Base Score 7.6 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H).
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Analysis
by VulDB Data Team • 01/31/2021
The vulnerability identified as CVE-2018-2733 resides within Oracle Hyperion Planning's Security subcomponent, specifically affecting version 11.1.2.4.007. This represents a critical security flaw that demonstrates the complex nature of enterprise planning software security where authentication and authorization mechanisms can be exploited by sophisticated attackers. The vulnerability's classification as difficult to exploit indicates that while the attack vector is not trivial, it remains a significant concern for organizations utilizing this particular version of Oracle Hyperion Planning. The CVSS 3.0 score of 7.6 reflects the severity of potential impacts across confidentiality, integrity, and availability domains, emphasizing the comprehensive nature of the threat.
The technical exploitation of this vulnerability requires an attacker with high privileges and network access via HTTP protocol, creating a specific attack scenario that demands both network connectivity and elevated access rights. This attack vector aligns with common enterprise security patterns where internal network access combined with administrative privileges can lead to catastrophic system compromise. The requirement for human interaction from someone other than the attacker suggests the vulnerability may involve social engineering elements or require specific user actions that facilitate the exploitation process. This characteristic places the vulnerability in the category of attacks that can leverage both technical flaws and human factors, making it particularly dangerous in enterprise environments where user trust and access controls are paramount.
The operational impact of successfully exploiting CVE-2018-2733 extends beyond the immediate compromise of Oracle Hyperion Planning, as the attack may significantly affect additional products within the Oracle ecosystem. This cascading effect demonstrates the interconnected nature of enterprise software platforms where a vulnerability in one component can potentially undermine the security posture of related systems. The potential for complete takeover of Oracle Hyperion Planning represents the ultimate compromise scenario where attackers gain full administrative control over the planning and financial reporting capabilities that organizations rely upon for critical business operations. This level of compromise can result in data exfiltration, financial manipulation, and disruption of business processes that depend on accurate planning and forecasting data.
Organizations should implement immediate mitigation strategies including applying Oracle's security patches and updates, implementing network segmentation to limit access to Hyperion Planning systems, and conducting comprehensive security assessments of their Oracle Hyperion installations. The vulnerability's characteristics align with ATT&CK techniques related to privilege escalation and credential access, making defensive measures such as monitoring for unusual HTTP traffic patterns and implementing strict access controls particularly important. Additionally, organizations should consider the broader implications of this vulnerability within their overall security posture, as it may indicate potential weaknesses in their enterprise software security management processes and highlight the need for more comprehensive vulnerability assessment procedures that consider the interdependencies between different Oracle products and their security configurations.