CVE-2020-12517
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).
Severity Score
9.0
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
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).
En Phoenix Contact PLCnext Control Devices versiones anteriores a 2021.0 LTS, un usuario autenticado poco privilegiado podría insertar código Javascript malicioso para alcanzar derechos de administrador cuando el usuario administrador visita el sitio web vulnerable (escalada de privilegios local)
*Credits:
Discovered by Patrick Muench, Torsten Loebner, Maurice Rothe, Pascal Keul and Daniel Hackel of SVA Systemvertrieb Alexander GmbH, coordinated by CERT@VDE
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2020-04-30 CVE Reserved
- 2020-12-17 CVE Published
- 2023-03-08 EPSS Updated
- 2024-09-16 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CAPEC
References (1)
| URL | Tag | Source |
|---|---|---|
| https://cert.vde.com/en-us/advisories/vde-2020-049 | Third Party Advisory |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Phoenixcontact Search vendor "Phoenixcontact" | Plcnext Firmware Search vendor "Phoenixcontact" for product "Plcnext Firmware" | < 2021.0 Search vendor "Phoenixcontact" for product "Plcnext Firmware" and version " < 2021.0" | long_term_support |
Affected
| in | Phoenixcontact Search vendor "Phoenixcontact" | Axc F 1152 Search vendor "Phoenixcontact" for product "Axc F 1152" | - | - |
Safe
|
| Phoenixcontact Search vendor "Phoenixcontact" | Plcnext Firmware Search vendor "Phoenixcontact" for product "Plcnext Firmware" | < 2021.0 Search vendor "Phoenixcontact" for product "Plcnext Firmware" and version " < 2021.0" | long_term_support |
Affected
| in | Phoenixcontact Search vendor "Phoenixcontact" | Axc F 2152 Search vendor "Phoenixcontact" for product "Axc F 2152" | - | - |
Safe
|
| Phoenixcontact Search vendor "Phoenixcontact" | Plcnext Firmware Search vendor "Phoenixcontact" for product "Plcnext Firmware" | < 2021.0 Search vendor "Phoenixcontact" for product "Plcnext Firmware" and version " < 2021.0" | long_term_support |
Affected
| in | Phoenixcontact Search vendor "Phoenixcontact" | Axc F 3152 Search vendor "Phoenixcontact" for product "Axc F 3152" | - | - |
Safe
|
| Phoenixcontact Search vendor "Phoenixcontact" | Plcnext Firmware Search vendor "Phoenixcontact" for product "Plcnext Firmware" | < 2021.0 Search vendor "Phoenixcontact" for product "Plcnext Firmware" and version " < 2021.0" | long_term_support |
Affected
| in | Phoenixcontact Search vendor "Phoenixcontact" | Rfc 4072s Search vendor "Phoenixcontact" for product "Rfc 4072s" | - | - |
Safe
|
| Phoenixcontact Search vendor "Phoenixcontact" | Plcnext Firmware Search vendor "Phoenixcontact" for product "Plcnext Firmware" | < 2021.0 Search vendor "Phoenixcontact" for product "Plcnext Firmware" and version " < 2021.0" | long_term_support |
Affected
| in | Phoenixcontact Search vendor "Phoenixcontact" | Axc F 2152 Starterkit Search vendor "Phoenixcontact" for product "Axc F 2152 Starterkit" | - | - |
Safe
|
| Phoenixcontact Search vendor "Phoenixcontact" | Plcnext Firmware Search vendor "Phoenixcontact" for product "Plcnext Firmware" | < 2021.0 Search vendor "Phoenixcontact" for product "Plcnext Firmware" and version " < 2021.0" | long_term_support |
Affected
| in | Phoenixcontact Search vendor "Phoenixcontact" | Plcnext Technology Starterkit Search vendor "Phoenixcontact" for product "Plcnext Technology Starterkit" | - | - |
Safe
|