Vulnerability · Published Nov 6, 2025 · Assigned by VulnCheck
CVE-2025-34244Advantech WebAccess/VPN < 1.1.5 SQL Injection via AjaxFwRulesController.ajaxDeviceFwRulesAction()
Medium 5.3
In plain English
A medium-severity SQL injection in WebAccess/VPN from Advantech. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 24% of all known vulnerabilities).
Severity (CVSS 4.0)5.3Medium
Exploit odds (30 days)0.3%top 75.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Advantech WebAccess/VPN versions prior to 1.1.5 contain a SQL injection vulnerability in AjaxFwRulesController.ajaxDeviceFwRulesAction() that allows an authenticated low-privileged observer user to inject SQL via datatable search parameters, leading to disclosure of database information.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Advantech | WebAccess/VPN | 0 – before 1.1.5 |
Weakness: CWE-89 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
References
- https://icr.advantech.com/support/router-models/download/511/sa-2025-01-vpn-portal-2025-11-06.pdf vendor-advisory, patch
- https://www.vulncheck.com/advisories/advantech-webaccess-vpn-sqli-via-ajaxfwruelscontroller-ajaxdevicefwrulesaction third-party-advisory
- https://icr.advantech.com/download/software product