CVE-2014-1828 in iThoughtsHD
Summary
by MITRE
The iThoughts web server in the iThoughtsHD app 4.19 for iOS on iPad devices allows remote attackers to cause a denial of service (disk consumption) by uploading a large file.
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Analysis
by VulDB Data Team • 05/09/2026
The vulnerability identified as CVE-2014-1828 represents a significant security flaw within the iThoughtsHD application version 4.19 for iOS devices, specifically affecting iPad deployments. This issue manifests through the iThoughts web server component that operates within the application's architecture, creating an avenue for malicious actors to exploit the system's resource management capabilities. The vulnerability resides in the application's handling of file uploads, where insufficient validation and resource allocation controls permit unauthorized users to manipulate the system's storage resources through crafted file submissions.
The technical implementation of this vulnerability stems from inadequate input validation and resource management within the web server component of iThoughtsHD. When users upload files through the application's web interface, the system fails to properly monitor or limit the size of incoming data transfers, allowing attackers to submit arbitrarily large files without proper resource allocation constraints. This flaw operates at the application layer, specifically targeting the file processing and storage mechanisms that are integral to the iThoughtsHD's functionality for mind mapping and data visualization. The vulnerability can be classified under CWE-400, which addresses excessive resource consumption, and demonstrates characteristics consistent with denial of service attacks that target system resources rather than direct application crashes or memory corruption.
The operational impact of this vulnerability extends beyond simple service disruption, as it enables attackers to consume disk space resources at an uncontrolled rate, potentially leading to complete system unavailability. When exploited, the vulnerability causes sustained disk consumption that can exhaust available storage space on the iPad device, rendering the application unusable and potentially affecting the overall device performance. This type of attack aligns with ATT&CK technique T1499.001, which covers resource exhaustion by consuming disk space, and represents a particularly insidious form of denial of service that can persistently degrade system functionality without requiring sophisticated exploitation techniques. The vulnerability affects all iPad users running the specific version of iThoughtsHD, creating a widespread security concern for organizations and individuals who rely on this productivity application.
Mitigation strategies for this vulnerability should focus on implementing proper input validation and resource allocation controls within the application's web server component. System administrators and users should ensure that the iThoughtsHD application is updated to the latest version that addresses this specific flaw, as the vendor would have implemented proper file size limits and resource monitoring mechanisms. Additionally, network-level controls such as proxy servers or content filtering solutions can be configured to monitor and limit file upload sizes, providing an additional layer of protection. The implementation of proper access controls and user authentication mechanisms can also reduce the attack surface by limiting who can access the web server functionality. Organizations should consider deploying monitoring solutions that can detect unusual disk consumption patterns and alert administrators to potential exploitation attempts. This vulnerability underscores the importance of proper resource management in mobile applications and highlights the need for comprehensive security testing that includes resource exhaustion scenarios.