CVE-2021-2423 in Outside In Technology
Summary
by MITRE • 07/21/2021
Vulnerability in the Oracle Outside In Technology product of Oracle Fusion Middleware (component: Outside In Filters). The supported version that is affected is 8.5.5. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Outside In Technology. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Outside In Technology accessible data as well as 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 Base Score depend on the software that uses Outside In Technology. The CVSS score assumes that the software passes data received over a network directly to Outside In Technology, but if data is not received over a network the CVSS score may be lower. CVSS 3.1 Base Score 6.5 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N).
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Analysis
by VulDB Data Team • 07/24/2021
The vulnerability identified as CVE-2021-2423 resides within Oracle Outside In Technology, a comprehensive suite of software development kits that enables applications to process and manipulate various document formats. This particular flaw exists within the Outside In Filters component of Oracle Fusion Middleware, specifically affecting version 8.5.5 which represents a supported release. The vulnerability manifests as a security weakness that can be exploited by unauthenticated attackers who gain network access through HTTP protocols, making it particularly concerning given the widespread use of HTTP-based communication in enterprise environments. The technical nature of this vulnerability allows for unauthorized manipulation of critical data within the affected system, potentially enabling attackers to create, delete, or modify sensitive information while also gaining read access to restricted data subsets.
The operational impact of this vulnerability extends beyond simple data integrity concerns, as it fundamentally compromises the security posture of systems utilizing Oracle Outside In Technology. Attackers exploiting this flaw can achieve unauthorized access to critical data repositories and potentially manipulate the underlying data structures through the vulnerable filter mechanisms. The CVSS 3.1 scoring system rates this vulnerability with a base score of 6.5, indicating a medium to high severity threat level, with specific impacts categorized as confidentiality and integrity vulnerabilities. The attack vector requires network access via HTTP, with a high complexity requirement suggesting that while exploitation is possible, it requires specific conditions and technical knowledge. The vulnerability's potential for unauthorized data modification and access makes it particularly dangerous in enterprise environments where document processing and data management are critical business functions.
Security practitioners must recognize this vulnerability in the context of established frameworks such as CWE (Common Weakness Enumeration) which would classify this issue under weakness categories related to insufficient input validation and improper access control mechanisms. The ATT&CK framework would categorize this vulnerability within the reconnaissance and initial access phases, potentially enabling adversaries to establish persistent access through the exploitation of network-based protocols. Organizations implementing Oracle Outside In Technology should consider this vulnerability as part of their broader threat landscape, particularly when evaluating the security of document processing pipelines and network interfaces. The CVSS vector analysis reveals that the scoring assumes direct network data transmission to the vulnerable component, but when data processing occurs through non-network pathways, the actual risk assessment may be reduced. However, given the potential for unauthorized data modification and the widespread deployment of this technology, organizations should implement immediate mitigations including network segmentation, access controls, and patch management procedures to address this vulnerability effectively.