CVE-2020-14622 in WebLogic Server
Summary
by MITRE
Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0, 12.2.1.4.0 and 14.1.1.0.0. Easily exploitable vulnerability allows high privileged attacker with network access via HTTP to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle WebLogic Server accessible data. CVSS 3.1 Base Score 4.9 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N).
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Analysis
by VulDB Data Team • 11/01/2020
The vulnerability identified as CVE-2020-14622 represents a significant security weakness within Oracle WebLogic Server, specifically within its Core component of the Fusion Middleware suite. This flaw affects multiple version lines including 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0, 12.2.1.4.0, and 14.1.1.0.0, indicating a widespread impact across the WebLogic Server product family. The vulnerability classification as easily exploitable suggests that attackers with minimal technical expertise can leverage this weakness, making it particularly dangerous for organizations running these server versions. The CVSS base score of 4.9 reflects a moderate to high severity level, with the primary concern centered on confidentiality impacts that could allow unauthorized access to critical data.
The technical nature of this vulnerability stems from insufficient authorization controls within the WebLogic Server's Core component, enabling a high privileged attacker with network access via HTTP to compromise the system. This attack vector operates through standard HTTP protocols, making it accessible to threat actors who can establish network connectivity to the affected server. The vulnerability's design flaw likely involves improper validation of access permissions or inadequate authentication mechanisms that allow malicious actors to bypass normal security controls. According to CWE standards, this vulnerability would likely map to CWE-285, which covers improper authorization issues, and potentially CWE-312, addressing the exposure of sensitive information through improper handling of authentication tokens or session management.
From an operational perspective, successful exploitation of CVE-2020-14622 can result in unauthorized access to critical data or complete access to all data accessible through the Oracle WebLogic Server. This represents a severe business impact as organizations may lose access to sensitive information, financial data, personal records, or proprietary business intelligence. The compromise of WebLogic Server instances can also provide attackers with a foothold for further lateral movement within network infrastructure, potentially leading to broader system compromise. The attack surface extends beyond simple data theft to include potential disruption of business operations, regulatory compliance violations, and significant financial losses. Organizations using affected WebLogic Server versions face increased risk of data breaches and must consider the potential for extended attack chains that could target other systems within their network environment.
Mitigation strategies for CVE-2020-14622 should prioritize immediate patching of affected systems with Oracle's security updates, as these patches address the underlying authorization flaws in the Core component. Organizations should implement network segmentation and access controls to limit exposure of WebLogic Server instances to only necessary network segments. The principle of least privilege should be enforced by ensuring that administrative accounts have minimal necessary permissions and that network access is restricted to authorized personnel only. Security monitoring should be enhanced to detect anomalous access patterns or unauthorized attempts to access WebLogic Server components. Additionally, organizations should conduct thorough vulnerability assessments to identify any other potentially affected systems and implement proper network firewalls to restrict HTTP access to WebLogic Server instances. The ATT&CK framework would classify this vulnerability under privilege escalation and credential access tactics, emphasizing the need for robust access control measures and continuous monitoring of system access patterns.