CVE-2021-33000

HIGH

WebAccess HMI Designer <2.1.9.95 - RCE

Title source: llm
STIX 2.1

Description

Parsing a maliciously crafted project file may cause a heap-based buffer overflow, which may allow an attacker to perform arbitrary code execution. User interaction is required on the WebAccess HMI Designer (versions 2.1.9.95 and prior).

References (1)

Core 1
Core References
Third Party Advisory, US Government Resource x_refsource_misc
https://us-cert.cisa.gov/ics/advisories/icsa-21-173-01

Scores

CVSS v3 7.8
EPSS 0.0048
EPSS Percentile 65.1%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-122 CWE-787
Status published
Products (1)
advantech/webaccess\/hmi_designer < 2.1.9.95
Published Jun 24, 2021
Tracked Since Feb 18, 2026