CVE-2025-34238
MEDIUMAdvantech WebAccess/VPN < 1.1.5 - Authenticated Path Traversal via AjaxStandaloneVpnClientsController
Title source: llmDescription
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.
References (3)
Core 3
Core References
Release Notes vendor-advisory
patch
https://icr.advantech.com/support/router-models/download/511/sa-2025-01-vpn-portal-2025-11-06.pdf
Third Party Advisory third-party-advisory
https://www.vulncheck.com/advisories/advantech-webaccess-vpn-path-traversal-via-ajaxstandalonevpnclientscontroller
Product product
https://icr.advantech.com/download/software
Scores
CVSS v3
6.5
EPSS
0.0007
EPSS Percentile
20.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-22
Status
published
Products (1)
advantech/webaccess\/vpn
< 1.1.5
Published
Nov 06, 2025
Tracked Since
Feb 18, 2026