CVE-2014-8313 in HANA
Summary
by MITRE
Eval injection in ide/core/base/server/net.xsjs in the Developer Workbench in SAP HANA allows remote attackers to execute arbitrary XSJX code via unspecified vectors.
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Analysis
by VulDB Data Team • 03/30/2022
The vulnerability CVE-2014-8313 represents a critical server-side evaluation injection flaw within SAP HANA's Developer Workbench component, specifically affecting the ide/core/base/server/net.xsjs module. This issue resides in the XSJS (Xtended JavaScript) execution environment that forms part of SAP HANA's web-based development infrastructure. The vulnerability allows remote attackers to inject and execute arbitrary XSJX code, which represents a significant threat to the integrity and security of SAP HANA systems. The flaw exists within the core server-side processing logic that handles XSJS requests, making it particularly dangerous as it can be exploited from external network positions without requiring local system access or authentication.
The technical nature of this vulnerability aligns with CWE-94, which describes weaknesses in the code that allow for arbitrary code execution through improper handling of input data. The flaw manifests when the system fails to properly sanitize or validate user-supplied input that gets processed within the XSJS execution context. Attackers can leverage this vulnerability by crafting malicious requests that contain injected XSJX code, which then gets executed by the server's XSJS engine. The unspecified vectors mentioned in the description suggest that multiple attack surfaces within the net.xsjs module may be susceptible to this injection technique, potentially including parameters passed through HTTP requests, file uploads, or other input mechanisms that feed into the server-side processing pipeline.
From an operational impact perspective, this vulnerability creates a severe risk landscape for SAP HANA environments as it provides attackers with direct execution capabilities on the server hosting the Developer Workbench. The ability to execute arbitrary code means that attackers can potentially escalate privileges, access sensitive data, modify system configurations, or establish persistent backdoors within the SAP HANA infrastructure. The remote exploitation capability eliminates the need for physical access or prior authentication, making it particularly attractive to threat actors targeting enterprise systems. Organizations running SAP HANA with exposed Developer Workbench components face immediate risk of system compromise, data breaches, and potential lateral movement within their network infrastructure.
The mitigation strategies for CVE-2014-8313 should prioritize immediate patching through SAP's official security updates, as this vulnerability has been addressed in subsequent SAP HANA releases. Organizations should implement network segmentation to restrict access to the Developer Workbench components, particularly disabling external exposure where possible. Access controls must be strengthened through proper authentication mechanisms, role-based access restrictions, and regular security audits of the XSJS execution environment. Additionally, input validation should be enhanced at multiple layers including application firewalls, web application firewalls, and internal code-level sanitization. The ATT&CK framework categorizes this type of vulnerability under T1059.007 for command and script injection, making it a critical target for defensive measures including runtime application protection and behavioral monitoring systems that can detect anomalous code execution patterns within the XSJS environment.