CVE-2025-34238 — MEDIUM (6.5)

Q: How severe is CVE-2025-34238?

CVE-2025-34238 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2025-34238?

Check the references section above for vendor advisories and patch information. Affected products include: Advantech Webaccess\/Vpn.

Vulnerability 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.

CVSS Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Advantech	Webaccess\/Vpn	< 1.1.5

Related Weaknesses (CWE)

CWE-22

References

https://icr.advantech.com/download/softwareProduct
https://icr.advantech.com/support/router-models/download/511/sa-2025-01-vpn-portRelease Notes
https://www.vulncheck.com/advisories/advantech-webaccess-vpn-path-traversal-via-Third Party Advisory

FAQ

What is CVE-2025-34238?

CVE-2025-34238 is a vulnerability with a CVSS score of 6.5 (MEDIUM). Advantech WebAccess/VPN versions prior to 1.1.5 contain an absolute path traversal via AjaxStandaloneVpnClientsController.ajaxDownloadRoadWarriorConfigFileAction() that allows an authenticated network...

How severe is CVE-2025-34238?

CVE-2025-34238 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-34238?

Check the references section above for vendor advisories and patch information. Affected products include: Advantech Webaccess\/Vpn.