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Status published
High
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).
Vulnerability 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).
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Discovered by Patrick Muench, Torsten Loebner, Maurice Rothe, Pascal Keul and Daniel Hackel of SVA Systemvertrieb Alexander GmbH, coordinated by CERT@VDE
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Affected Vendor
Phoenix Contact
View all reports →Affected Software
AXC F 1152 (1151412), AXC F 2152 (2404267), AXC F 3152 (1069208), RFC 4072S (1051328, AXC F 2152 Starterkit (1046568), PLCnext Technology Starterkit (1188165)
Vulnerable Versions:
unspecified
Timeline
Official Publish:
December 17th, 2020
Last Modified:
September 16th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H