CVE-2017-3421 in One-to-One Fulfillment
Summary
by MITRE
Vulnerability in the Oracle One-to-One Fulfillment component of Oracle E-Business Suite (subcomponent: User Interface). Supported versions that are affected are 12.1.1, 12.1.2, 12.1.3, 12.2.3, 12.2.4, 12.2.5 and 12.2.6. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle One-to-One Fulfillment. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle One-to-One Fulfillment, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle One-to-One Fulfillment accessible data as well as unauthorized update, insert or delete access to some of Oracle One-to-One Fulfillment accessible data. CVSS v3.0 Base Score 8.2 (Confidentiality and Integrity impacts).
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Analysis
by VulDB Data Team • 05/16/2026
The vulnerability identified as CVE-2017-3421 resides within the Oracle One-to-One Fulfillment component of Oracle E-Business Suite, specifically within the User Interface subcomponent. This weakness affects multiple version releases including 12.1.1 through 12.2.6, representing a significant attack surface across the Oracle E-Business Suite ecosystem. The vulnerability's classification as easily exploitable indicates that attackers require minimal technical expertise to leverage this flaw, making it particularly dangerous in production environments where such systems handle critical business operations and sensitive data. The attack vector requires only network access via HTTP, eliminating the need for sophisticated network infiltration techniques.
This security flaw represents a classic case of insufficient input validation and authentication bypass, falling under the CWE-287 category for improper authentication. The vulnerability allows unauthenticated attackers to compromise the Oracle One-to-One Fulfillment component without requiring valid credentials, which directly violates fundamental security principles of access control and authentication. The attack requires human interaction from individuals other than the attacker, suggesting that social engineering or targeted phishing tactics might be employed to trigger the vulnerability. This characteristic places the vulnerability within the ATT&CK framework's initial access phase, specifically under techniques related to phishing and social engineering for privilege escalation.
The operational impact of CVE-2017-3421 extends beyond the immediate component, potentially affecting additional Oracle products within the E-Business Suite ecosystem. Successful exploitation can lead to unauthorized access to critical data and complete access to all data within the Oracle One-to-One Fulfillment accessible environment. The confidentiality and integrity impacts are severe, as attackers can not only read sensitive information but also modify or delete data, potentially causing significant business disruption. This vulnerability's CVSS v3.0 base score of 8.2 indicates high severity, reflecting the potential for substantial data compromise and system integrity violations. The ability to perform unauthorized update, insert, or delete operations creates a comprehensive threat model that can result in financial loss, regulatory compliance violations, and operational disruption.
Organizations should implement immediate mitigations including network segmentation to limit access to Oracle E-Business Suite components, deployment of web application firewalls to monitor and filter HTTP traffic, and application-level authentication controls to prevent unauthorized access. The vulnerability's exposure window can be reduced through proper access controls and network monitoring to detect anomalous HTTP traffic patterns. Patch management should be prioritized to ensure all affected Oracle E-Business Suite versions receive the appropriate security updates from Oracle. Additionally, security awareness training for personnel who might interact with the system can help prevent social engineering attacks that might trigger this vulnerability, as the attack requires human interaction from individuals other than the attacker. Regular vulnerability assessments and penetration testing should be conducted to identify similar weaknesses in the broader Oracle E-Business Suite environment.