CVE-2020-12517

EUVD-2020-4819
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).
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.8 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CERTVDECNA
8.8 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 69%
Affected Products (NVD)
VendorProductVersion
phoenixcontactplcnext_firmware
𝑥
< 2021.0
phoenixcontactplcnext_firmware
𝑥
< 2021.0
phoenixcontactplcnext_firmware
𝑥
< 2021.0
phoenixcontactplcnext_firmware
𝑥
< 2021.0
phoenixcontactplcnext_firmware
𝑥
< 2021.0
phoenixcontactplcnext_firmware
𝑥
< 2021.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://cert.vde.com/en-us/advisories/vde-2020-049
https://cert.vde.com/en-us/advisories/vde-2020-049