CVE-2016-8366
Webvisit in Phoenix Contact ILC PLCs offers a password macro to protect HMI pages on the PLC...
Webvisit in Phoenix Contact ILC PLCs offers a password macro to protect HMI pages on the PLC against casual or coincidental opening of HMI pages by the user. The password macro can be configured in a way that the password is stored and transferred in clear text.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
NVD Score used
Webvisit in Phoenix Contact ILC PLCs offers a password macro to protect HMI pages on the PLC against casual or coincidental opening of HMI pages by the user. The password macro can be configured in a way that the password is stored and transferred in clear text.
- Record
CVE-2016-8366- CVSS 3.0
- 7.3 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-312, CWE-255
- Updated
- 2026-11-02
CVE List No score
Webvisit in Phoenix Contact ILC PLCs offers a password macro to protect HMI pages on the PLC against casual or coincidental opening of HMI pages by the user. The password macro can be configured in a way that the password is stored and transferred in clear text.
- Record
CVE-2016-8366- Weakness
- CWE-312
- Updated
- 2026-11-02
EUVDEUVD-2016-9214 No score
Webvisit in Phoenix Contact ILC PLCs offers a password macro to protect HMI pages on the PLC against casual or coincidental opening of HMI pages by the user. The password macro can be configured in a way that the password is stored and transferred in clear text.
- Record
EUVD-2016-9214- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-mfgp-7r52-jcjh
Webvisit in Phoenix Contact ILC PLCs offers a password macro to protect HMI pages on the PLC...
Webvisit in Phoenix Contact ILC PLCs offers a password macro to protect HMI pages on the PLC against casual or coincidental opening of HMI pages by the user. The password macro can be configured in a way that the password is stored and transferred in clear text.
- Record
GHSA-mfgp-7r52-jcjh- CVSS 3.0
- 7.3 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L - Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Phoenix Contact WebVisit 6.40.00 - Password Disclosure | 2018-10-11 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2016-8366 is a high vulnerability (CVSS 7.3) in Phoenix Contact Ilc Plcs, published April 5, 2018. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 5.71%, the 93rd percentile. No source names a fixed version.