What is CVE-2019-3942?

CVE-2019-3942 is a high-severity vulnerability in Advantech Webaccess, classified under Improper Access Control. CVSS score: 7.5/10. Published 2020-04-01.

How severe is CVE-2019-3942?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Advantech Webaccess

CVE-2019-3942

Advantech WebAccess 8.3.4 does not properly restrict an RPC call that allows unauthenticated, remote users to read files. An attacker can use this vulnerability to recover the administrator password.

EPSS: 0.014 (69.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Advantech Webaccess — versions 8.3.4
N/a Advantech Webaccess — versions 8.3.4

Weakness classification (CWE)

CWE-284 — Improper Access Control
CWE-522 — Insufficiently Protected Credentials

References

vulnreport@tenable.com (Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2019-3942?: CVE-2019-3942 is a high-severity vulnerability in Advantech Webaccess, classified under Improper Access Control. CVSS score: 7.5/10. Published 2020-04-01.
How severe is CVE-2019-3942?: High severity. CVSS v3 base score is 7.5 out of 10.