What is CVE-2019-6521?

CVE-2019-6521 is a high-severity vulnerability in Advantech Webaccess\/scada, classified under Improper Authentication. CVSS score: 8.6/10. Published 2019-02-05.

How severe is CVE-2019-6521?

High severity. CVSS v3 base score is 8.6 out of 10.

Auth bypass in Advantech Webaccess\/scada

CVE-2019-6521

WebAccess/SCADA, Version 8.3. Specially crafted requests could allow a possible authentication bypass that could allow an attacker to obtain and manipulate sensitive information.

Vulnerability class: Broken Authentication

EPSS: 0.019 (77.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L.

Affected products

Advantech Webaccess\/scada — versions 8.3
N/a — versions n/a

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

ics-cert@hq.dhs.gov (US Government Resource, Third Party Advisory, x_refsource_MISC)
ics-cert@hq.dhs.gov (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)

Frequently asked questions

What is CVE-2019-6521?: CVE-2019-6521 is a high-severity vulnerability in Advantech Webaccess\/scada, classified under Improper Authentication. CVSS score: 8.6/10. Published 2019-02-05.
How severe is CVE-2019-6521?: High severity. CVSS v3 base score is 8.6 out of 10.