What is CVE-2021-33002?

CVE-2021-33002 is a high-severity vulnerability in Advantech Webaccess\/hmi Designer, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2021-06-24.

How severe is CVE-2021-33002?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Advantech Webaccess\/hmi Designer

CVE-2021-33002

Opening a maliciously crafted project file may cause an out-of-bounds write, which may allow an attacker to execute arbitrary code. User interaction is require on the WebAccess HMI Designer (versions 2.1.9.95 and prior).

Vulnerability class: Buffer Overflow

EPSS: 0.010 (58.3th 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 Webaccess\/hmi_designer
N/a Webaccess Hmi Designer — versions versions 2.1.9.95 and prior

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

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

Frequently asked questions

What is CVE-2021-33002?: CVE-2021-33002 is a high-severity vulnerability in Advantech Webaccess\/hmi Designer, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2021-06-24.
How severe is CVE-2021-33002?: High severity. CVSS v3 base score is 7.8 out of 10.