CVE-2020-14744 in REST Data Services
Summary
by MITRE • 10/21/2020
Vulnerability in the Oracle REST Data Services product of Oracle REST Data Services (component: General). Supported versions that are affected are 11.2.0.4, 12.1.0.2, 12.2.0.1, 18c and 19c; Standalone ORDS: prior to 20.2.1. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle REST Data Services. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle REST Data Services accessible data. CVSS 3.1 Base Score 6.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).
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Analysis
by VulDB Data Team • 11/22/2020
The vulnerability identified as CVE-2020-14744 represents a significant security weakness within Oracle REST Data Services that exposes organizations to potential data breaches and unauthorized access scenarios. This flaw exists within the General component of Oracle REST Data Services and affects multiple version lines including 11.2.0.4, 12.1.0.2, 12.2.0.1, 18c, and 19c, as well as standalone ORDS installations prior to version 20.2.1. The vulnerability's classification as easily exploitable indicates that attackers with minimal privileges and network connectivity can leverage this weakness to gain unauthorized access to sensitive information.
The technical nature of this vulnerability stems from insufficient access controls and authentication mechanisms within the Oracle REST Data Services framework. Attackers can exploit this weakness through HTTP network connections, requiring only low privileged access to potentially compromise the entire Oracle REST Data Services environment. This vulnerability specifically targets the confidentiality aspects of the system as indicated by the CVSS 3.1 Base Score of 6.5, where the impact score of 7.5 for confidentiality demonstrates the potential for unauthorized access to critical data or complete access to all accessible data within the Oracle REST Data Services. The CVSS vector (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N) reveals that the attack requires network access with low complexity and low privileges, with no user interaction required and a potential for high confidentiality impact.
The operational impact of CVE-2020-14744 extends beyond simple data exposure, as successful exploitation can lead to complete data compromise within Oracle REST Data Services environments. Organizations utilizing affected versions face risks of unauthorized data access, potential data exfiltration, and disruption of business operations that rely on these services. The vulnerability's presence in multiple Oracle REST Data Services versions creates widespread exposure across enterprise environments, particularly affecting organizations that have not yet upgraded to the patched versions. This weakness can be particularly dangerous in environments where Oracle REST Data Services provides access to sensitive business data, financial information, or personal identifiable information that requires protection under various regulatory compliance frameworks.
Organizations should prioritize immediate remediation efforts to address this vulnerability through the application of Oracle's security patches and updates. The recommended mitigation strategy includes upgrading to Oracle REST Data Services version 20.2.1 or later, which contains the necessary fixes to address the authentication and access control weaknesses. Security administrators should also implement network segmentation and access controls to limit exposure to this vulnerability, particularly by restricting HTTP access to Oracle REST Data Services endpoints. Additionally, organizations should conduct comprehensive vulnerability assessments to identify all instances of affected Oracle REST Data Services installations and ensure proper monitoring for exploitation attempts. This vulnerability aligns with CWE-284 (Improper Access Control) and may be leveraged by threat actors following ATT&CK techniques related to privilege escalation and credential access, making proactive mitigation essential for maintaining organizational security posture.