CVE-2019-2466 in Outside In Technology
Summary
by MITRE
Vulnerability in the Oracle Outside In Technology component of Oracle Fusion Middleware (subcomponent: Outside In Filters). Supported versions that are affected are 8.5.3 and 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 read access to a subset of Oracle Outside In Technology accessible data. 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 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N).
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Analysis
by VulDB Data Team • 06/28/2023
The vulnerability identified as CVE-2019-2466 resides within Oracle Outside In Technology, a critical component of Oracle Fusion Middleware that functions as a suite of software development kits enabling applications to process and convert various file formats. This vulnerability specifically affects versions 8.5.3 and 8.5.4 of the Outside In Filters subcomponent, which serves as the core processing engine for document handling within Oracle Fusion Middleware environments. The flaw represents a significant security weakness that can be exploited by unauthenticated attackers who gain network access through HTTP protocols, making it particularly dangerous in enterprise environments where such middleware systems are extensively deployed.
The technical nature of this vulnerability stems from insufficient input validation within the Outside In Technology processing pipeline, allowing maliciously crafted HTTP requests to trigger unauthorized data access patterns. According to the CVSS 3.0 scoring system with a base score of 5.3, this vulnerability primarily impacts confidentiality by enabling unauthorized read access to sensitive data within the affected subsystem. The vulnerability's exploitability is classified as easily accessible due to its network-based nature and lack of authentication requirements, while the attack vector requires only network connectivity without any user interaction or privileged access. The vulnerability's impact is specifically limited to confidentiality concerns with no direct impact on integrity or availability, as indicated by the CVSS vector assessment.
From an operational perspective, successful exploitation of this vulnerability can lead to unauthorized data disclosure within the Oracle Outside In Technology environment, potentially exposing sensitive information processed through the middleware. The vulnerability's classification as a CWE-20 (Improper Input Validation) weakness aligns with common attack patterns documented in the MITRE ATT&CK framework under the technique of credential access and data extraction. Organizations utilizing Oracle Fusion Middleware with affected versions face significant risk of data breaches, particularly in environments where the middleware processes confidential documents or sensitive business data. The vulnerability's impact assessment varies depending on how the software integrates with network protocols, as the CVSS score assumes direct network data handling by the Outside In Technology code, but may be reduced if data processing occurs outside of network transmission contexts.
Organizations should prioritize immediate mitigation strategies including applying Oracle's security patches and updates specifically designed to address this vulnerability. Network segmentation and firewall rules should be implemented to restrict unnecessary HTTP access to systems running Oracle Fusion Middleware, particularly those with vulnerable Outside In Technology versions. Regular vulnerability assessments and penetration testing should be conducted to identify potential exploitation vectors and ensure proper configuration of middleware components. Additionally, implementing network monitoring solutions that can detect anomalous HTTP traffic patterns may help identify potential exploitation attempts. The vulnerability's impact on confidentiality makes it particularly concerning for organizations handling sensitive data, requiring comprehensive security measures that include both technical controls and administrative procedures to prevent unauthorized access to processed documents and data within Oracle Fusion Middleware environments.