CVE-2019-0404 in Enable Now
Summary
by MITRE
SAP Enable Now, before version 1911, leaks information about network configuration in the server error messages, leading to Information Disclosure.
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Analysis
by VulDB Data Team • 12/12/2019
SAP Enable Now represents a cloud-based platform designed for creating and managing digital content including training materials and presentations. The vulnerability identified as CVE-2019-0404 affects versions prior to 1911 and stems from improper error handling mechanisms within the application's server-side components. When certain network-related operations fail or encounter issues during processing, the system generates error messages that inadvertently expose sensitive network configuration details including internal IP addresses, subnet masks, and potentially routing information. This information disclosure vulnerability occurs because the application's error reporting mechanism lacks proper sanitization of error details before presenting them to users or logging systems. The flaw essentially allows attackers to gain insights into the underlying network infrastructure without requiring authentication or privileged access. The vulnerability aligns with CWE-200, which specifically addresses information exposure through error messages, and represents a classic case of insufficient error handling that violates fundamental security principles. From an operational perspective, this information disclosure can significantly aid attackers in planning more sophisticated attacks against the target environment. Network configuration details exposed through these error messages can reveal internal network topology, potentially exposing sensitive systems that might otherwise be hidden behind firewalls or network segmentation. The leaked information could enable attackers to identify network boundaries, understand routing patterns, and locate systems that are not directly exposed to the internet. This vulnerability can be exploited as part of reconnaissance activities within the context of ATT&CK framework's initial access and reconnaissance phases, where adversaries gather information about the target environment before launching more targeted attacks. The impact extends beyond simple information disclosure as it provides attackers with crucial network intelligence that can be leveraged for privilege escalation, lateral movement, or other advanced persistent threat activities. Organizations using SAP Enable Now versions prior to 1911 face increased risk of targeted attacks that exploit the leaked network configuration data. The vulnerability demonstrates a common security oversight where developers focus primarily on functional aspects while neglecting the security implications of error handling. This particular flaw underscores the importance of implementing proper error handling practices that prevent sensitive information leakage while maintaining operational diagnostics capabilities. The recommended mitigation involves upgrading to SAP Enable Now version 1911 or later, which includes enhanced error handling mechanisms that sanitize error messages before display. Additionally, organizations should implement proper logging and monitoring of error conditions to detect potential exploitation attempts, while also configuring application firewalls to filter out potentially sensitive information in error responses. Security teams should also consider implementing network segmentation and access controls to limit the impact of any information that might be inadvertently exposed through error messages.