CVE-2021-2419 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).
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Analysis
by VulDB Data Team • 07/24/2021
The vulnerability identified as CVE-2021-2419 resides within Oracle Outside In Technology, a comprehensive suite of software development kits that enables applications to process and convert various document formats. This particular flaw exists within the Outside In Filters component of Oracle Fusion Middleware, specifically affecting version 8.5.5 which remains supported. The vulnerability represents a significant security weakness that can be exploited by unauthenticated attackers who gain network access through HTTP protocols. The nature of this vulnerability places it squarely within the realm of network-based attacks that can compromise the integrity and confidentiality of data processed through the affected technology stack.
The technical implementation of this vulnerability stems from insufficient input validation and access control mechanisms within the Outside In Filters functionality. Attackers can leverage this weakness to perform unauthorized modifications to critical data within the system, potentially creating, deleting, or altering sensitive information accessible through the Oracle Outside In Technology framework. The attack vector requires only network connectivity via HTTP, making it particularly dangerous as it does not require authentication credentials or privileged access. The vulnerability's classification as difficult to exploit suggests that while the attack surface exists, successful exploitation requires specific conditions or circumstances that may not be easily achievable in all environments.
The operational impact of CVE-2021-2419 extends beyond simple data compromise, as it enables attackers to gain unauthorized read access to subsets of data that should remain protected. This dual impact on both confidentiality and integrity creates a comprehensive threat that can undermine the security posture of organizations relying on Oracle Outside In Technology for document processing and conversion services. The CVSS base score of 6.5 indicates a medium to high severity vulnerability that could result in significant data exposure and modification capabilities. The scoring system accounts for the fact that the actual risk depends on how the underlying software integrates with the Outside In Technology, with network-based data handling scenarios presenting the highest risk profile.
Organizations utilizing Oracle Outside In Technology should implement immediate mitigations including network segmentation, firewall rules restricting access to affected services, and monitoring for suspicious HTTP traffic patterns. The vulnerability's classification under CWE categories related to insufficient input validation and access control reinforces the need for robust security controls. From an ATT&CK framework perspective, this vulnerability maps to techniques involving command and control communications, privilege escalation, and data manipulation. Security teams should also consider implementing network-based intrusion detection systems to monitor for exploitation attempts and establish incident response procedures specifically addressing potential data modification scenarios. The CVSS vector emphasizes that the actual risk profile may vary depending on implementation details, making comprehensive security assessments essential for organizations with complex integration scenarios involving the affected technology stack.