CVE-2019-4246 in Daeja ViewONE Virtual
Summary
by MITRE
IBM Daeja ViewONE Virtual 5.0 through 5.0.6 could expose internal parameters to ViewONE clients that could be used in further attacks against the system. IBM X-Force ID: 159521.
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Analysis
by VulDB Data Team • 12/29/2023
The vulnerability identified as CVE-2019-4246 affects IBM Daeja ViewONE Virtual versions 5.0 through 5.0.6, representing a significant information disclosure flaw that undermines the security posture of document management systems. This vulnerability stems from improper handling of internal system parameters within the ViewONE client communication framework, creating an attack surface that adversaries can exploit to gain unauthorized insights into the underlying system architecture. The flaw manifests when internal parameters intended for internal system operations are inadvertently exposed to client applications, potentially revealing sensitive configuration details, system paths, or operational parameters that should remain restricted.
The technical implementation of this vulnerability involves the insecure transmission of internal system variables through client-server communication channels without proper access controls or parameter sanitization. When ViewONE clients establish connections to the server, certain internal parameters that typically remain hidden within the system's internal processing layers are transmitted to the client components. This exposure creates a pathway for attackers to gather intelligence about the system's internal structure, which can be leveraged for more sophisticated attack vectors. The vulnerability aligns with CWE-200, which addresses the improper exposure of sensitive information, and represents a classic case of information disclosure that can facilitate subsequent exploitation attempts.
From an operational impact perspective, this vulnerability significantly increases the risk profile of affected systems by providing attackers with valuable reconnaissance data that can inform targeted attacks. The exposed internal parameters may include system configuration details, file paths, or operational parameters that can be used to craft more effective attacks against the system infrastructure. Attackers can utilize this information to bypass security controls, identify system weaknesses, or plan more sophisticated multi-stage attacks. The exposure creates a foundation for privilege escalation attempts and can serve as a stepping stone for further compromise of the document management environment. This vulnerability particularly impacts organizations that rely on Daeja ViewONE Virtual for sensitive document handling, as the information disclosure could potentially reveal operational details that aid in targeting other system components.
Organizations affected by this vulnerability should implement immediate mitigations including updating to the latest available version of IBM Daeja ViewONE Virtual that addresses the information disclosure issue. The patching process should be prioritized given the potential for exploitation, as the vulnerability directly exposes system parameters that can be leveraged for further attacks. Network segmentation and access controls should be reinforced to limit the potential impact of information disclosure, while monitoring systems should be configured to detect unusual client-server communication patterns that might indicate exploitation attempts. Security teams should conduct thorough assessments of their document management environments to identify any potential compromise indicators and establish proper parameter sanitization controls to prevent similar issues in other system components. The vulnerability also underscores the importance of implementing proper input validation and output sanitization practices, as outlined in the OWASP Top Ten and NIST cybersecurity frameworks, to prevent unauthorized information exposure across all system components.