CVE-2025-34238
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-11-06

Last updated on: 2025-12-04

Assigner: VulnCheck

Description
Advantech WebAccess/VPN versions prior to 1.1.5 contain an absolute path traversal via AjaxStandaloneVpnClientsController.ajaxDownloadRoadWarriorConfigFileAction() that allows an authenticated network administrator to cause the application to read and return the contents of arbitrary files the web user (www-data) can access.
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Meta Information
Published
2025-11-06
Last Modified
2025-12-04
Generated
2026-06-16
AI Q&A
2025-11-06
EPSS Evaluated
2026-06-15
NVD
CVE-2025-34238
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
advantech webaccess\/vpn to 1.1.5 (exc)
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-22 The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
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Executive Summary

This vulnerability is an absolute path traversal in Advantech WebAccess/VPN versions prior to 1.1.5. It occurs in the AjaxStandaloneVpnClientsController.ajaxDownloadRoadWarriorConfigFileAction() function, allowing an authenticated network administrator to make the application read and return the contents of arbitrary files that the web user (www-data) can access.

Impact Analysis

An attacker with authenticated network administrator privileges can exploit this vulnerability to read arbitrary files accessible by the web user. This could lead to unauthorized disclosure of sensitive information stored on the system, potentially compromising system security and confidentiality.

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