Vulnerabilities > CVE-2021-33000 - Out-of-bounds Write vulnerability in Advantech Webaccess/Hmi Designer 2.1/2.1.9.31/2.1.9.95
Attack vector
LOCAL Attack complexity
LOW Privileges required
NONE Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
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).
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| Application | 4 |