CVE-2012-5901 in PTK
Summary
by MITRE
DFLabs PTK 1.0.5 stores data files with predictable names under the web document root with insufficient access control, which allows remote attackers to read logs, images, or reports via a direct request to the file in the (1) log, (2) images, or (3) report directory.
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Analysis
by VulDB Data Team • 03/24/2015
The vulnerability identified as CVE-2012-5901 affects DFLabs PTK version 1.0.5, a security tool used for penetration testing and vulnerability assessment. This flaw represents a critical access control weakness that stems from improper file naming conventions and inadequate directory permissions within the web application's architecture. The vulnerability exists because the application generates data files with predictable filenames and places them directly within the web document root directory structure, creating an exploitable pathway for unauthorized information disclosure.
The technical implementation of this vulnerability involves the application's failure to enforce proper access controls on sensitive data directories. When DFLabs PTK 1.0.5 processes security assessments, it generates log files, image captures, and report documents that are stored in predictable locations such as log, images, and report directories. These directories are accessible through the web server's document root, meaning that any remote attacker who knows the application's directory structure can directly request these files without proper authentication or authorization. This predictable naming scheme combined with insufficient access control mechanisms creates a path traversal vulnerability that aligns with CWE-22 (Improper Limiting of a Pathname to a Restricted Directory) and CWE-284 (Improper Access Control).
The operational impact of this vulnerability extends beyond simple information disclosure to potentially compromise the entire security assessment process. Remote attackers can access sensitive log files that may contain system information, attack details, or other confidential data generated during penetration testing activities. Additionally, image files and reports could contain proprietary information, network diagrams, or vulnerability details that would be valuable to malicious actors. This vulnerability essentially undermines the confidentiality guarantees that security professionals expect from their tools, as the very data meant to remain private becomes accessible to anyone who can guess the file paths. The threat landscape for this vulnerability aligns with ATT&CK technique T1005 (Data from Local System) and T1041 (Exfiltration Over C2 Channel) as attackers could leverage this access to gather intelligence for further attacks.
Mitigation strategies for CVE-2012-5901 require immediate attention to address the fundamental architectural flaw in the application's file handling and access control mechanisms. Organizations should implement proper directory permissions that prevent direct web access to sensitive data directories, ensuring that log, images, and report folders are placed outside the web document root or protected by authentication mechanisms. The application should be configured to use random or non-predictable filenames for generated data files, making it significantly more difficult for attackers to guess file locations. Network segmentation and web application firewalls can provide additional layers of protection by monitoring and blocking direct requests to sensitive directories. Additionally, administrators should conduct regular security audits of the application's file structure and access controls to ensure that no new predictable file paths are introduced. The vulnerability demonstrates the critical importance of following secure coding practices and proper access control implementation as outlined in OWASP Top 10 A05:2021 - Security Misconfiguration and NIST SP 800-53 CM-7 (Configuration Management).