CVE-2017-6910 in Gateway
Summary
by MITRE
The HTTP and WebSocket engine components in the server in Kaazing Gateway before 4.5.3 hotfix-1, Gateway - JMS Edition before 4.0.5 hotfix-15, 4.0.6 before hotfix-4, 4.0.7, 4.0.9 before hotfix-19, 4.4.x before 4.4.2 hotfix-1, 4.5.x before 4.5.3 hotfix-1, and Gateway Community and Enterprise Editions before 5.6.0 allow remote attackers to bypass intended access restrictions and obtain sensitive information via vectors related to HTTP request handling.
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Analysis
by VulDB Data Team • 01/24/2020
The vulnerability identified as CVE-2017-6910 affects multiple versions of Kaazing Gateway server components including HTTP and WebSocket engines across various product editions. This security flaw represents a critical access control bypass issue that allows remote attackers to circumvent intended security restrictions and gain unauthorized access to sensitive information. The vulnerability specifically targets the server-side HTTP request handling mechanisms within the Kaazing Gateway infrastructure, which serves as a crucial component for enterprise-level communication and data transmission.
The technical implementation of this vulnerability stems from inadequate validation and processing of HTTP requests within the Kaazing Gateway server components. Attackers can exploit this weakness by crafting specific HTTP requests that manipulate the server's access control mechanisms, effectively allowing them to bypass authentication and authorization checks that should normally prevent unauthorized access to sensitive resources. The flaw exists in the way the HTTP and WebSocket engines process incoming requests, where proper input sanitization and access validation procedures are insufficiently implemented. This weakness falls under the CWE-284 category of Improper Access Control, which specifically addresses issues where systems fail to properly enforce access restrictions and authorization mechanisms.
The operational impact of this vulnerability extends beyond simple information disclosure, as it creates a potential pathway for more severe attacks including data exfiltration, system compromise, and unauthorized administrative access. Organizations using affected versions of Kaazing Gateway may experience unauthorized access to sensitive business data, user credentials, or system configuration information that should be protected by the gateway's security controls. The vulnerability affects enterprise environments where Kaazing Gateway is deployed as a communication layer between different systems, potentially allowing attackers to access internal networks or sensitive applications that rely on the gateway for secure communication. This represents a significant risk for organizations in regulated industries where data protection and access control are paramount requirements.
The attack vector for this vulnerability demonstrates the sophistication of modern exploitation techniques that target application-level security controls rather than network-level vulnerabilities. Remote attackers can leverage this weakness without requiring physical access or elevated privileges, making it particularly dangerous for enterprise environments where the gateway serves as a critical communication infrastructure component. The vulnerability affects multiple product versions and editions, indicating that it represents a fundamental flaw in the gateway's architecture rather than a simple configuration issue. Organizations should consider implementing network segmentation, monitoring for anomalous HTTP traffic patterns, and immediate patching as primary mitigation strategies. The ATT&CK framework categorizes this as a privilege escalation technique through access control bypass, where adversaries exploit weaknesses in authorization mechanisms to gain unauthorized access to resources that should be protected. Security professionals should also implement comprehensive logging and monitoring solutions to detect potential exploitation attempts and establish baseline behaviors for normal HTTP request patterns within their environments.