CVE-2020-2753 in Workflow
Summary
by MITRE
Vulnerability in the Oracle Workflow product of Oracle E-Business Suite (component: Workflow Notification Mailer). Supported versions that are affected are 12.1.3 and 12.2.3-12.2.9. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Workflow. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Workflow accessible data. CVSS 3.0 Base Score 5.3 (Integrity impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N).
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Analysis
by VulDB Data Team • 05/21/2024
The vulnerability identified as CVE-2020-2753 resides within Oracle Workflow component of the Oracle E-Business Suite, specifically within the Workflow Notification Mailer functionality. This represents a significant security weakness that affects Oracle E-Business Suite versions 12.1.3 and 12.2.3 through 12.2.9, creating an exploitable entry point for malicious actors targeting enterprise workflow systems. The vulnerability's classification as easily exploitable indicates that attackers require minimal technical expertise and network access through standard HTTP protocols to initiate successful attacks against affected systems.
The technical flaw manifests as a weakness in the authentication and authorization mechanisms of the Workflow Notification Mailer component, which fails to properly validate incoming requests. This allows unauthenticated attackers to bypass normal access controls and execute unauthorized operations against the workflow system. The vulnerability operates through HTTP network connections, making it particularly dangerous as it can be exploited from remote locations without requiring prior access credentials or privileged positions within the organization. The CVSS 3.0 scoring of 5.3 reflects the integrity impact severity, indicating that while the attack does not directly compromise confidentiality or availability, it enables unauthorized modification of workflow data, which can have cascading effects on business processes and data integrity.
The operational impact of this vulnerability extends beyond simple data modification capabilities, as successful exploitation can result in unauthorized update, insert, or delete operations against Oracle Workflow accessible data. This means that attackers can potentially manipulate workflow processes, alter notification configurations, or modify critical business process data without detection. The vulnerability's potential to disrupt workflow automation and business process execution creates significant operational risks, particularly in enterprise environments where workflow systems manage critical business functions such as procurement, approval processes, and financial workflows. Organizations may experience business disruption, process failures, or unauthorized changes to critical workflow configurations that could affect compliance and audit requirements.
Mitigation strategies for CVE-2020-2753 should prioritize immediate patch deployment from Oracle to address the underlying authentication flaw in the Workflow Notification Mailer component. Network-level protections including firewalls and access control lists should be implemented to restrict HTTP access to the affected components, particularly limiting access to trusted networks and IP addresses. Organizations should also implement monitoring and logging mechanisms to detect unauthorized access attempts or suspicious activities within the workflow system. The vulnerability aligns with CWE-287 which addresses improper authentication issues, and represents a potential technique for privilege escalation and unauthorized data manipulation within enterprise systems. Security teams should conduct comprehensive vulnerability assessments to identify all affected Oracle E-Business Suite installations and establish incident response procedures to address potential exploitation attempts. Additionally, implementing network segmentation and reducing the attack surface by disabling unnecessary HTTP services can help minimize the exposure window while permanent patches are deployed.