CVE-2025-34239

Advantech WebAccess/VPN versions prior to 1.1.5 contain a command injection vulnerability inAppManagementController.appUpgradeAction()that allows an authenticated system administrator to execute arbitrary commands as the web server user (www-data) by supplying a crafted uploaded filename.
OS Command Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.2 HIGH
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
VulnCheckCNA
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 49%
VendorProductVersion
advantechwebaccess\/vpn
𝑥
< 1.1.5
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://icr.advantech.com/download/software
https://icr.advantech.com/support/router-models/download/511/sa-2025-01-vpn-portal-2025-11-06.pdf
https://www.vulncheck.com/advisories/advantech-webaccess-vpn-command-injection-in-appmanagementcontroller