CVE-2018-3229 in Outside In Technology
Summary
by MITRE
Vulnerability in the Oracle Outside In Technology component of Oracle Fusion Middleware (subcomponent: Outside In Filters). The supported version that is 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 require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Outside In Technology and 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 7.1 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H).
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Analysis
by VulDB Data Team • 05/26/2023
The vulnerability identified as CVE-2018-3229 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 various file formats. This specific flaw affects versions 8.5.3 and 8.5.4 of the Outside In Filters subcomponent, which serves as the core processing engine for document conversion and manipulation tasks. The vulnerability 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 components are widely deployed.
The technical nature of this vulnerability stems from insufficient input validation within the Outside In Technology processing pipeline, allowing maliciously crafted data to trigger memory corruption or resource exhaustion conditions. The flaw manifests when the system processes specially crafted input through the Outside In Filters functionality, potentially leading to complete denial of service conditions where the application becomes unresponsive or crashes repeatedly. Additionally, the vulnerability enables unauthorized data access, allowing attackers to read sensitive information from the affected system's memory or file structures. The CVSS 3.0 scoring of 7.1 reflects the severity of both confidentiality and availability impacts, with the availability component rated as high due to the potential for complete system disruption.
The operational impact of this vulnerability extends beyond simple service disruption, as it can compromise the integrity of document processing workflows within Oracle Fusion Middleware environments. Organizations utilizing this technology for content management, document conversion, or data processing may experience significant operational downtime when attacked, particularly in scenarios where the middleware serves as a critical backend component for business applications. The requirement for human interaction from a person other than the attacker indicates that while the vulnerability can be exploited remotely, it likely requires some form of social engineering or targeted delivery mechanism to be successfully weaponized. This characteristic places additional burden on security teams to monitor for suspicious network activity and implement proper access controls.
Mitigation strategies for CVE-2018-3229 should prioritize immediate patching of affected Oracle Fusion Middleware installations to versions containing the necessary security fixes. Network segmentation and access controls should be implemented to limit exposure of the affected systems to untrusted networks, while monitoring systems should be deployed to detect anomalous HTTP traffic patterns that may indicate exploitation attempts. Security professionals should also consider implementing application firewalls or intrusion detection systems specifically configured to block suspicious requests targeting the Outside In Technology processing endpoints. This vulnerability aligns with CWE-121, which addresses stack-based buffer overflow conditions, and maps to ATT&CK technique T1203, covering legitimate credentials for remote access, though the specific exploitation pathway involves protocol-level manipulation rather than credential theft. Organizations should also conduct thorough vulnerability assessments to identify all systems utilizing affected versions of Oracle Outside In Technology, as the vulnerability may be present in multiple deployment scenarios across enterprise environments.