Use After Free in Advantech Hmi Designer

CVE-2021-42706

This vulnerability could allow an attacker to disclose information and execute arbitrary code on affected installations of WebAccess/MHI Designer

Vulnerability class: Use-After-Free

EPSS: 0.003 (19.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Advantech Hmi Designer — versions All versions
Advantech Webaccess_hmi_designer

Weakness classification (CWE)

CWE-416 — Use After Free

References

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

Frequently asked questions

What is CVE-2021-42706?: CVE-2021-42706 is a high-severity vulnerability in Advantech Hmi Designer, classified under Use After Free. CVSS score: 7.8/10. Published 2021-11-15.
How severe is CVE-2021-42706?: High severity. CVSS v3 base score is 7.8 out of 10.