High severity8.8NVD Advisory· Published Dec 17, 2020· Updated Jun 17, 2026
CVE-2020-12517
CVE-2020-12517
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).
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
8- cpe:2.3:o:phoenixcontact:plcnext_firmware:*:*:*:*:long_term_support:*:*:*Range: <2021.0
- Range: <2021.0 LTS
- Phoenix Contact/AXC F 1152 (1151412)v5Range: unspecified
- Range: unspecified
- Range: unspecified
- Phoenix Contact/AXC F 3152 (1069208)v5Range: unspecified
- Phoenix Contact/PLCnext Technology Starterkit (1188165)v5Range: unspecified
- Phoenix Contact/RFC 4072S (1051328v5Range: unspecified
Patches
Vulnerability mechanics
References
1- cert.vde.com/en-us/advisories/vde-2020-049nvdThird Party Advisory
News mentions
0No linked articles in our index yet.