CVE-2018-3225 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-2018-3225 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 document 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 operates at the intersection of network-based exploitation and application-level processing, making it particularly dangerous for systems that rely on document handling capabilities. The affected technology is widely deployed across enterprise environments where document processing is integral to business operations, creating a substantial attack surface for malicious actors.
This vulnerability represents a heap-based buffer overflow condition that occurs when the Outside In Technology processes specially crafted malicious input through HTTP protocols. The flaw stems from inadequate input validation within the document parsing routines, allowing attackers to manipulate memory structures during file processing operations. The vulnerability requires network access via HTTP protocol and can be exploited by unauthenticated attackers who can send malformed data to systems running vulnerable versions. The technical implementation involves the processing of document metadata and content without proper bounds checking, leading to memory corruption that can be leveraged to execute arbitrary code or cause system instability. This type of vulnerability is classified under CWE-121 as heap-based buffer overflow, which falls under the broader category of memory safety issues in software development practices.
The operational impact of this vulnerability extends beyond simple system crashes to encompass significant confidentiality and availability risks. Successful exploitation can lead to complete denial of service conditions where systems become unresponsive or repeatedly crash, effectively rendering document processing capabilities unusable for legitimate business operations. Additionally, the vulnerability enables unauthorized read access to sensitive data within the affected systems, potentially exposing proprietary information or confidential documents that pass through the vulnerable processing pipeline. The requirement for human interaction indicates that exploitation typically requires social engineering or targeted attacks where users inadvertently process malicious documents, making this vulnerability particularly insidious in enterprise environments where document sharing is common. The CVSS score of 7.1 reflects the high availability impact combined with moderate confidentiality impact, highlighting the severe operational consequences for affected organizations.
Organizations should prioritize immediate remediation through Oracle's security patches and updates specifically addressing this vulnerability in the Outside In Technology component. The mitigation strategy should include network segmentation to limit access to vulnerable systems, implementing robust input validation controls, and deploying intrusion detection systems to monitor for exploitation attempts. Security teams should also conduct comprehensive vulnerability assessments to identify all systems running affected versions and implement application whitelisting to prevent unauthorized processing of potentially malicious documents. The vulnerability's classification under the ATT&CK framework as part of the T1059.007 technique for application execution through document processing underscores the importance of endpoint protection measures. Additionally, organizations should establish incident response procedures specifically addressing document processing vulnerabilities and consider implementing automated document scanning solutions to detect and quarantine malicious content before it can be processed by vulnerable systems. Regular security awareness training should emphasize the risks of processing untrusted documents, particularly in environments where the vulnerability could be exploited through social engineering or targeted attacks.