CVE-2025-34245 - CVE House
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Status published Medium CVE-2025-34245

Advantech WebAccess/VPN < 1.1.5 SQL Injection via AjaxStandaloneVpnClientsController.ajaxAction()

Vulnerability Description

Advantech WebAccess/VPN versions prior to 1.1.5 contain a SQL injection vulnerability in AjaxStandaloneVpnClientsController.ajaxAction() that allows an authenticated low-privileged observer user to inject SQL via datatable search parameters, leading to disclosure of database information.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Alex Williams from Pellera Technologies

References

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Affected Vendor

Affected Software

WebAccess/VPN
Vulnerable Versions:
0

Timeline

Official Publish: November 6th, 2025
Last Modified: November 17th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

Weaknesses (CWE)

CWE-89

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1059 Command and Scripting Interpreter
Execution
T1213.006 Databases
Collection
T1485 Data Destruction
Impact