CVE-2025-34238: medium-severity vulnerability in Advantech WebAccess/VPN
Advantech WebAccess/VPN < 1.1.5 Path Traversal via AjaxStandaloneVpnClientsController.ajaxDownloadRoadWarriorConfigFileAction()
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 6.9epss 0.4%
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.
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Affected products
Advantech · WebAccess/VPNRelated CVEs — Advantech WebAccess/VPN
In the same product, most dangerous first.
CVE-2025-34239HIGHAdvantech WebAccess/VPN < 1.1.5 Command Injection in AppManagementController.appUpgradeAction()EPSS 1.7%CVE-2025-34247MEDIUMAdvantech WebAccess/VPN < 1.1.5 SQL Injection via NetworksController.addNetworkAction()EPSS 0.3%CVE-2025-34246MEDIUMAdvantech WebAccess/VPN < 1.1.5 SQL Injection via AjaxPrevalidationController.ajaxAction()EPSS 0.3%CVE-2025-34245MEDIUMAdvantech WebAccess/VPN < 1.1.5 SQL Injection via AjaxStandaloneVpnClientsController.ajaxAction()EPSS 0.3%CVE-2025-34244MEDIUMAdvantech WebAccess/VPN < 1.1.5 SQL Injection via AjaxFwRulesController.ajaxDeviceFwRulesAction()EPSS 0.3%CVE-2025-34243MEDIUMAdvantech WebAccess/VPN < 1.1.5 SQL Injection via AjaxFwRulesController.ajaxNetworkFwRulesAction()EPSS 0.3%