CVE-2020-16217
Advantech WebAccess HMI Designer, Versions 2.1.9.31 and prior. A double free vulnerability caused...
Advantech WebAccess HMI Designer, Versions 2.1.9.31 and prior. A double free vulnerability caused by processing specially crafted project files 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. A double free vulnerability caused by processing specially crafted project files may allow remote code execution, disclosure/modification of information, or cause the application to crash.
- Record
CVE-2020-16217- 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
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-415
- Updated
- 2026-11-02
CVE List No score
Advantech WebAccess HMI Designer, Versions 2.1.9.31 and prior. A double free vulnerability caused by processing specially crafted project files may allow remote code execution, disclosure/modification of information, or cause the application to crash.
- Record
CVE-2020-16217- Weakness
- CWE-415
- Updated
- 2026-11-02
EUVDEUVD-2020-8183 No score
Advantech WebAccess HMI Designer, Versions 2.1.9.31 and prior. A double free vulnerability caused by processing specially crafted project files may allow remote code execution, disclosure/modification of information, or cause the application to crash.
- Record
EUVD-2020-8183- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-x86f-qwr2-rrx4
Advantech WebAccess HMI Designer, Versions 2.1.9.31 and prior. A double free vulnerability caused...
Advantech WebAccess HMI Designer, Versions 2.1.9.31 and prior. A double free vulnerability caused by processing specially crafted project files may allow remote code execution, disclosure/modification of information, or cause the application to crash.
- Record
GHSA-x86f-qwr2-rrx4- 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 - Weakness
- CWE-415
- 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-2020-16217 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 2.87%, the 86th percentile. No source names a fixed version.