Description

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Bimser Solution Software Trade Inc. EBA Plus Document and Workflow Management System allows Path Traversal. This issue affects eBA Plus Document and Workflow Management System: from 6.7.141 before 10.0.11.

Executive Summary

Technical Details

Mitigations

References

Additional Metadata

{
  "score": "6.5",
  "pubDate": "2026-09-28T09:17:07.130Z",
  "pubdate": "2026-09-28T09:17:07.130Z",
  "executiveSummary": "The eBA Plus Document and Workflow Management System is vulnerable to an Improper Limitation of a Pathname to a Restricted Directory, commonly categorized as Path Traversal.\nThis vulnerability allows unauthenticated or authenticated attackers to manipulate file path references, potentially accessing sensitive system files or arbitrary data outside of the intended directory structure.\nThe flaw impacts eBA Plus Document and Workflow Management System versions ranging from 6.7.141 up to, but not including, 10.0.11.\nThe risk implication is significant, as successful exploitation may result in unauthorized information disclosure, exposure of configuration files, or potential system compromise depending on the permissions of the application process.\nAttackers can leverage this vulnerability by injecting crafted path sequences into application inputs that are subsequently processed by file-handling routines without adequate validation or sanitization.\nThe vulnerability represents a critical security oversight in how the application manages file system access, requiring immediate attention to prevent malicious data exfiltration or system instability.",
  "technicalDetails": "The vulnerability originates from a failure to sufficiently sanitize user-supplied input when constructing file system paths within the eBA Plus Document and Workflow Management System.\nThe root cause is identified as an Improper Limitation of a Pathname to a Restricted Directory (CWE-22). The application logic processes directory or file parameters without implementing strict allow-listing or canonicalization checks, enabling the use of directory traversal sequences (e.g., '../', '..\\').\nExploitation is achieved when an attacker submits specially crafted HTTP requests containing relative path components. When the application passes these inputs to internal file-system APIs (such as file open or read operations), the operating system resolves the path relative to the application's root directory, escaping the intended sandbox.\nThe attack flow follows a predictable pattern: 1) Identification of an input vector that influences file system operations; 2) Injection of traversal character sequences designed to bypass the application's intended directory restriction; 3) Submission of the malicious request; 4) The application processes the request, resolving the path to sensitive files (such as .config, web.xml, or internal logs) outside the restricted scope; 5) The application returns the contents of the target file to the attacker in the HTTP response.\nThis issue affects versions 6.7.141 through 10.0.10. The vulnerability is typically exposed via network-accessible interfaces that interact with the local file system. Depending on the environment, this may be exploited remotely over the network without requiring complex authentication, assuming the target interface is publicly reachable.\nPost-exploitation impact includes the potential retrieval of sensitive configuration files containing database credentials, API keys, or proprietary workflow data. Furthermore, in some environments, attackers might be able to traverse into web-accessible directories to overwrite files or manipulate application logic if the service account has write permissions. The lack of proper input validation in the file-handling component serves as the primary technical failure allowing for this breach of security boundaries."
}