CVE-2020-16215
Advantech WebAccess HMI Designer, Versions 2.1.9.31 and prior. Processing specially crafted...
Advantech WebAccess HMI Designer, Versions 2.1.9.31 and prior. Processing specially crafted project files lacking proper validation of user supplied data may cause a stack-based buffer overflow, which may allow remote code execution, disclosure/modification of information, or cause the application to crash.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Advantech WebAccess HMI Designer, Versions 2.1.9.31 and prior. Processing specially crafted project files lacking proper validation of user supplied data may cause a stack-based buffer overflow, which may allow remote code execution, disclosure/modification of information, or cause the application to crash.
- Record
CVE-2020-16215- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 9.3 High
AV:N/AC:M/Au:N/C:C/I:C/A:C - Weakness
- CWE-121, CWE-20
- Updated
- 2026-11-02
CVE List No score
Advantech WebAccess HMI Designer, Versions 2.1.9.31 and prior. Processing specially crafted project files lacking proper validation of user supplied data may cause a stack-based buffer overflow, which may allow remote code execution, disclosure/modification of information, or cause the application to crash.
- Record
CVE-2020-16215- Weakness
- CWE-121
- Updated
- 2026-11-02
EUVDEUVD-2020-8181 No score
Advantech WebAccess HMI Designer, Versions 2.1.9.31 and prior. Processing specially crafted project files lacking proper validation of user supplied data may cause a stack-based buffer overflow, which may allow remote code execution, disclosure/modification of information, or cause the application to crash.
- Record
EUVD-2020-8181- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-256w-3jc2-hh38 No score
Advantech WebAccess HMI Designer, Versions 2.1.9.31 and prior. Processing specially crafted...
Advantech WebAccess HMI Designer, Versions 2.1.9.31 and prior. Processing specially crafted project files lacking proper validation of user supplied data may cause a stack-based buffer overflow, which may allow remote code execution, disclosure/modification of information, or cause the application to crash.
- Record
GHSA-256w-3jc2-hh38- Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, products | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-16215 is a high vulnerability (CVSS 7.8) in Ics-cert Advantech Webaccess Hmi Designer, published August 6, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.98%, the 90th percentile. No source names a fixed version.