CVE-2020-12517
High
Description
On Phoenix Contact PLCnext Control Devices versions before 2021.0 LTS an authenticated low privileged user could embed malicious Javascript code to gain admin rights when the admin user visits the vulnerable website (local privilege escalation).
SeverityHigh
CVSS8.8
Exploit probability—
ProductPhoenixcontact Plcnext Firmware
PublishedDec 17, 2020
First seenDec 17, 2020
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Update
- phoenixcontact plcnext_firmware2021.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| phoenixcontact plcnext_firmware | v < 2021.0 | 2021.0 |
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