CVE-2018-2957 in Hospitality OPERA 5 Property Services
Summary
by MITRE
Vulnerability in the Oracle Hospitality OPERA 5 Property Services component of Oracle Hospitality Applications (subcomponent: Logging). The supported version that is affected is 5.5.x. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Hospitality OPERA 5 Property Services. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Hospitality OPERA 5 Property Services accessible data. CVSS 3.0 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).
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Analysis
by VulDB Data Team • 04/17/2023
The vulnerability identified as CVE-2018-2957 resides within the Oracle Hospitality OPERA 5 Property Services component, specifically within the logging subcomponent of the Oracle Hospitality Applications suite. This critical security flaw affects version 5.5.x of the software and represents a significant risk to hospitality organizations relying on this property management system. The vulnerability's classification as easily exploitable indicates that attackers can leverage it without requiring specialized skills or privileged access, making it particularly dangerous in production environments where such systems handle sensitive guest data and operational information.
The technical nature of this vulnerability stems from inadequate authentication mechanisms within the logging functionality of the OPERA 5 Property Services. Attackers with simple network access via HTTP can exploit this weakness to gain unauthorized access to the system's critical data repositories. This flaw operates at the application layer and leverages the HTTP protocol to bypass normal authentication procedures, effectively allowing any network-connected attacker to access sensitive information without providing credentials. The vulnerability's CVSS 3.0 base score of 7.5 reflects its high severity, with a confidentiality impact rating of high, indicating that successful exploitation could lead to unauthorized access to all accessible data within the system.
The operational impact of CVE-2018-2957 extends far beyond simple data theft, as it provides attackers with complete access to all Oracle Hospitality OPERA 5 Property Services accessible data. This comprehensive access capability means that malicious actors could potentially view guest personal information, reservation details, payment data, and other sensitive operational information that organizations typically consider critical. The vulnerability affects the entire property services infrastructure, which could include guest profiles, booking histories, financial records, and other confidential business data. Organizations using this software may face significant regulatory compliance issues, data breach notifications, and potential legal consequences if this vulnerability is exploited successfully.
Security professionals should recognize this vulnerability as a clear example of insufficient authentication controls, which aligns with CWE-287, the weakness category for improper authentication. The attack vector AV:N (network) combined with AC:L (low complexity) and PR:N (no privilege required) demonstrates how this vulnerability fits within the ATT&CK framework's initial access and credential access phases. Organizations should implement immediate mitigations including network segmentation, firewall rules to restrict HTTP access to the affected component, and mandatory authentication requirements for all system interfaces. The vulnerability also highlights the importance of regular security assessments and patch management processes, particularly for enterprise applications handling sensitive data in hospitality environments. Given the CVSS vector indicating no impact to integrity or availability, the primary concern remains the confidentiality breach, making this a particularly dangerous vulnerability for organizations managing guest data and financial information.