What is CVE-2020-25161?

CVE-2020-25161 is a high-severity vulnerability in Advantech Webaccess\/scada, classified under External Control of File Name or Path. CVSS score: 8.8/10. Published 2021-02-23.

How severe is CVE-2020-25161?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Advantech Webaccess\/scada

CVE-2020-25161

The WADashboard component of WebAccess/SCADA Versions 9.0 and prior may allow an attacker to control or influence a path used in an operation on the filesystem and remotely execute code as an administrator.

Published 2021-02-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.016 (74.3th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 74.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.016 · change: +0.001

Affected products

Advantech Webaccess\/scada
Advantech Webaccess/scada — versions Versions 9.0 and prior

Weakness classification (CWE)

References

us-cert.cisa.gov/ics/advisories/icsa-20-289-01 (US Government Resource, Third Party Advisory)

Frequently asked questions

What is CVE-2020-25161?: CVE-2020-25161 is a high-severity vulnerability in Advantech Webaccess\/scada, classified under External Control of File Name or Path. CVSS score: 8.8/10. Published 2021-02-23.
How severe is CVE-2020-25161?: High severity. CVSS v3 base score is 8.8 out of 10.