CVE-2016-3551 in Web Services
Summary
by MITRE
Unspecified vulnerability in the Oracle Web Services component in Oracle Fusion Middleware 11.1.1.7.0, 11.1.1.9.0, 12.1.3.0.0, and 12.2.1.0.0 allows remote attackers to affect confidentiality, integrity, and availability via vectors related to JAXWS Web Services Stack.
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Analysis
by VulDB Data Team • 09/26/2022
The vulnerability identified as CVE-2016-3551 resides within Oracle Web Services component of Oracle Fusion Middleware, affecting multiple version streams including 11.1.1.7.0, 11.1.1.9.0, 12.1.3.0.0, and 12.2.1.0.0. This unspecified weakness manifests within the JAXWS Web Services Stack, representing a critical security gap in Oracle's enterprise middleware infrastructure. The affected component operates as a foundational element for web service communications within enterprise environments, making it a prime target for adversaries seeking to compromise sensitive organizational data and system integrity. The vulnerability's classification as affecting confidentiality, integrity, and availability indicates a severe impact across all three pillars of the CIA triad, suggesting the flaw could enable comprehensive system compromise rather than isolated data exposure.
The technical nature of this vulnerability stems from the JAXWS Web Services Stack implementation within Oracle Fusion Middleware, which handles web service requests and responses in enterprise environments. Attackers exploiting this weakness can potentially manipulate web service communications to gain unauthorized access to confidential information, modify system data, or disrupt service availability. The unspecified nature of the vulnerability description suggests that the exact technical mechanism remains undisclosed, which is common for vulnerabilities that have not yet been fully analyzed or for which Oracle has not provided detailed technical specifications. This particular flaw operates within the context of remote attack vectors, meaning that malicious actors can exploit the vulnerability without requiring physical access to the target system, significantly expanding the potential attack surface.
The operational impact of CVE-2016-3551 extends far beyond simple data theft, as it affects all core security tenets that organizations depend upon for maintaining system integrity. Enterprises utilizing Oracle Fusion Middleware in production environments face potential disruption to their business operations, data breaches exposing sensitive corporate information, and possible system outages that could result in significant financial losses. The vulnerability's presence in multiple version streams indicates a widespread exposure across different Oracle Fusion Middleware deployments, making it particularly concerning for organizations with diverse system architectures. Organizations that have not yet patched or updated their Oracle Fusion Middleware installations remain at risk, as the vulnerability allows for exploitation through network-based attacks without requiring user interaction or specialized access privileges.
Mitigation strategies for this vulnerability should prioritize immediate patch application from Oracle, following the vendor's security advisory releases for the specific affected versions. Organizations must also implement network segmentation and access controls to limit exposure of Oracle Fusion Middleware components to untrusted networks. The vulnerability aligns with several ATT&CK techniques including T1071.004 Application Layer Protocol: Web Services and T1566.001 Phishing: Spearphishing Attachment, as attackers may leverage web service interfaces to deliver malicious payloads or establish persistence within compromised environments. Organizations should also consider implementing network monitoring solutions to detect anomalous web service traffic patterns that could indicate exploitation attempts. Given the vulnerability's potential for affecting all aspects of system security, comprehensive security assessments should be conducted to identify additional weaknesses that may have been introduced through the compromised web services stack. The CWE classification for this vulnerability would likely fall under CWE-111, which addresses improper neutralization of directives in web services, though the exact mapping requires further technical analysis of the specific implementation flaw.