What is CVE-2021-38431?

CVE-2021-38431 is a medium-severity vulnerability in Advantech Webaccess Scada, classified under Missing Authorization. CVSS score: 4.3/10. Published 2021-10-15.

How severe is CVE-2021-38431?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Auth bypass in Advantech Webaccess Scada

CVE-2021-38431

An authenticated user using Advantech WebAccess SCADA in versions 9.0.3 and prior can use API functions to disclose project names and paths from other users.

Vulnerability class: Broken Access Control

EPSS: 0.007 (46.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

Affected products

Advantech Webaccess Scada — versions All
Advantech Webaccess_scada

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

ics-cert@hq.dhs.gov (US Government Resource, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-38431?: CVE-2021-38431 is a medium-severity vulnerability in Advantech Webaccess Scada, classified under Missing Authorization. CVSS score: 4.3/10. Published 2021-10-15.
How severe is CVE-2021-38431?: Medium severity. CVSS v3 base score is 4.3 out of 10.