CVE-2005-0583 in License Software
Summary
by MITRE
Directory traversal vulnerability in Computer Associates (CA) License Client 0.1.0.15 allows remote attackers to create arbitrary files via .. (dot dot) sequences in a PUTOLF request.
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Analysis
by VulDB Data Team • 07/04/2025
The directory traversal vulnerability identified in Computer Associates License Client version 0.1.0.15 represents a critical security flaw that enables remote attackers to manipulate file system operations through crafted PUTOLF requests containing .. (dot dot) sequences. This vulnerability falls under the Common Weakness Enumeration category CWE-22, which specifically addresses improper limitation of a pathname to a restricted directory, commonly known as path traversal or directory traversal attacks. The flaw exists within the license client software's handling of file operations, where insufficient input validation allows malicious actors to escape the intended directory boundaries and create arbitrary files on the target system.
The technical implementation of this vulnerability exploits the lack of proper path validation mechanisms within the PUTOLF request processing functionality. When a remote attacker submits a specially crafted request containing directory traversal sequences, the software fails to adequately sanitize or validate the input paths, allowing the .. sequences to navigate upward through the directory structure. This weakness enables attackers to write files to locations outside the intended application directory, potentially leading to arbitrary code execution, data corruption, or unauthorized system access. The vulnerability specifically affects the license client's file creation capabilities, where the software does not properly restrict the destination paths for file operations, creating a pathway for attackers to manipulate the file system in unintended ways.
The operational impact of this vulnerability extends beyond simple file creation, as it provides attackers with the capability to compromise the integrity and confidentiality of the target system. An attacker could potentially overwrite critical system files, inject malicious code into legitimate applications, or establish persistent backdoors through the created files. The remote nature of this attack vector means that adversaries can exploit the vulnerability without requiring physical access to the system, making it particularly dangerous for networked environments. This vulnerability directly relates to several tactics and techniques outlined in the MITRE ATT&CK framework, including privilege escalation and persistence mechanisms, as attackers can leverage the ability to create arbitrary files to maintain access and escalate privileges within the compromised environment.
Mitigation strategies for this vulnerability should focus on implementing proper input validation and path sanitization measures within the license client software. Organizations should immediately apply vendor patches or updates if available, as the vulnerability affects a specific version of the software. Network segmentation and firewall rules can help limit access to the affected system, while implementing strict file system permissions can reduce the impact of successful exploitation attempts. The solution involves strengthening the software's request processing logic to validate all input paths and reject any requests containing directory traversal sequences, ensuring that file operations are confined to the intended directories. Additionally, regular security audits and code reviews should be conducted to identify similar vulnerabilities in other applications and prevent future occurrences of path traversal attacks that could compromise system integrity and security posture.