CVE-2014-8667 in HANA Web-based Development Workbench
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in SAP HANA Web-based Development Workbench allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
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Analysis
by VulDB Data Team • 04/03/2018
The vulnerability identified as CVE-2014-8667 represents a critical cross-site scripting flaw within SAP HANA Web-based Development Workbench, a component that serves as the primary interface for developing and managing applications within SAP HANA database environments. This weakness specifically affects the web-based development workbench interface which provides developers with tools to create, modify, and deploy database applications directly through a browser-based user interface. The vulnerability exists in the input validation mechanisms of the web application, where user-supplied data is not properly sanitized before being rendered back to users within the browser context. The unspecified vectors suggest that the flaw can be exploited through multiple entry points within the web interface, potentially including form fields, URL parameters, or other user-controllable inputs that are processed by the development workbench components.
From a technical perspective, this XSS vulnerability enables remote attackers to inject malicious web scripts or HTML code into the web application's response, which then executes in the context of other users' browsers who view the affected content. The flaw resides in the improper handling of user input within the web-based development environment, where the application fails to adequately validate or escape special characters that could be interpreted as HTML or JavaScript code. This allows attackers to craft malicious payloads that can execute in the victim's browser session, potentially leading to session hijacking, data theft, or further exploitation of the compromised user's privileges within the SAP HANA environment. The vulnerability aligns with CWE-79, which specifically addresses cross-site scripting flaws in web applications, and represents a classic case of insufficient input sanitization that violates fundamental web security principles.
The operational impact of CVE-2014-8667 extends beyond simple script injection, as it can enable attackers to escalate privileges and compromise the entire SAP HANA development environment. An attacker who successfully exploits this vulnerability could potentially access sensitive development artifacts, steal authentication tokens, or manipulate the development workbench to deploy malicious code into production environments. The web-based development workbench typically operates with elevated privileges and access to database schema information, making it a prime target for attackers seeking to gain deeper access to the underlying SAP HANA system. This vulnerability particularly affects organizations that rely heavily on the web-based development environment for application development and deployment, as it provides attackers with a potential entry point that could lead to complete compromise of the database development infrastructure.
Organizations should implement multiple layers of defense to mitigate the risks associated with this vulnerability, including immediate patching of affected SAP HANA installations to the latest security releases provided by SAP. Network segmentation and access controls should be enforced to limit exposure of the development workbench to trusted users only, while implementing proper input validation and output encoding mechanisms at the application level. The security community recommends following ATT&CK framework techniques such as T1059.007 for script injection and T1566 for social engineering attacks that may leverage XSS vulnerabilities. Additional mitigations include deploying web application firewalls to detect and block malicious payloads, implementing content security policies to restrict script execution, and conducting regular security assessments of web-based interfaces to identify similar vulnerabilities. Organizations should also establish robust monitoring procedures to detect suspicious activities within the development environment and ensure that all user inputs are properly sanitized before processing, as this vulnerability demonstrates the critical importance of maintaining secure coding practices in web applications.