CVE-2020-2541 in Outside In Technology
Summary
by MITRE
Vulnerability in the Oracle Outside In Technology product of Oracle Fusion Middleware (component: Outside In Filters). The supported version that is affected is 8.5.4. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Outside In Technology. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Outside In Technology accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Outside In Technology. Note: Outside In Technology is a suite of software development kits (SDKs). The protocol and CVSS score depend on the software that uses the Outside In Technology code. The CVSS score assumes that the software passes data received over a network directly to Outside In Technology code, but if data is not received over a network the CVSS score may be lower. CVSS 3.0 Base Score 6.5 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L).
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Analysis
by VulDB Data Team • 03/22/2024
The vulnerability identified as CVE-2020-2541 resides within Oracle Outside In Technology, a comprehensive suite of software development kits that enables applications to process and convert various document formats. This technology serves as a foundational component within Oracle Fusion Middleware, specifically within the Outside In Filters component where the flaw manifests. The affected version 8.5.4 represents a critical point of exposure, as it contains a design flaw that permits unauthorized access through network protocols. The vulnerability's classification as easily exploitable indicates that attackers require minimal prerequisites to initiate successful attacks, eliminating the need for specialized tools or extensive reconnaissance. The security implications extend beyond simple data access, encompassing potential modification of system data and disruption of service availability.
The technical nature of this vulnerability stems from insufficient input validation within the Outside In Filters processing pipeline, creating opportunities for attackers to inject malicious data that bypasses normal security controls. The flaw operates at the protocol level where HTTP network traffic is processed, allowing unauthenticated users to submit crafted requests that manipulate the underlying data processing mechanisms. This vulnerability directly maps to CWE-20, which describes improper input validation, and aligns with ATT&CK technique T1071.004 for application layer protocol manipulation. The vulnerability's impact extends to both integrity and availability aspects of the system, as attackers can modify data through unauthorized update, insert, or delete operations while simultaneously causing partial denial of service conditions that affect system functionality. The CVSS 3.0 score of 6.5 reflects the moderate severity of the vulnerability, though the actual impact varies based on how the technology integrates with specific applications.
The operational impact of this vulnerability presents significant risks to organizations utilizing Oracle Fusion Middleware solutions, particularly those that process external document submissions or network-based data inputs. Attackers can exploit this weakness to gain unauthorized access to sensitive data within the system, potentially modifying critical information or disrupting service availability through partial denial of service conditions. The vulnerability's network accessibility means that remote attackers can target systems without requiring physical access or legitimate credentials, amplifying the attack surface. Organizations that rely on Outside In Technology for document processing, conversion, or data extraction may find their systems compromised, leading to potential data breaches or service disruptions. The partial denial of service aspect indicates that while complete system compromise may not occur, sufficient disruption can impact business operations and user productivity. Security teams must consider the broader implications of this vulnerability within their overall security posture, particularly when evaluating the integration of third-party SDKs and middleware components.
Mitigation strategies should focus on immediate patching of affected systems, implementing network segmentation to limit access to vulnerable components, and establishing monitoring controls to detect anomalous network traffic patterns. Organizations should disable unnecessary HTTP services and implement proper access controls to reduce the attack surface. The implementation of web application firewalls and intrusion detection systems can provide additional layers of protection against exploitation attempts. Regular security assessments should evaluate how the Outside In Technology components integrate with existing applications to identify potential exposure points. System administrators should consider implementing least privilege access controls and monitoring for unauthorized data modification attempts. The vulnerability's characteristics align with ATT&CK technique T1071.004 for application layer protocol manipulation, suggesting that defensive measures should include protocol-based monitoring and anomaly detection. Organizations should also review their incident response procedures to ensure adequate preparation for potential exploitation of this vulnerability, considering both data integrity and availability impacts that may affect business continuity.