What is CVE-2020-10621?

CVE-2020-10621 is a critical-severity vulnerability in Advantech Webaccess\/nms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2020-04-09.

How severe is CVE-2020-10621?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Arbitrary file upload in Advantech Webaccess\/nms

CVE-2020-10621

Multiple issues exist that allow files to be uploaded and executed on the WebAccess/NMS (versions prior to 3.0.2).

Vulnerability class: Unrestricted File Upload

EPSS: 0.016 (73.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Advantech Webaccess\/nms
N/a Webaccess/nms — versions Versions prior to 3.0.2

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

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

Frequently asked questions

What is CVE-2020-10621?: CVE-2020-10621 is a critical-severity vulnerability in Advantech Webaccess\/nms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2020-04-09.
How severe is CVE-2020-10621?: Critical severity. CVSS v3 base score is 9.8 out of 10.