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Fencer Intel
medium 5.5

CVE-2020-12518 json

Phoenix Contact PLCnext Control Devices versions before 2021.0 LTS: An attacker can use the knowledge gained by reading the insufficiently protected sensitive information to plan further attacks.

published 5y ago modified 4mo ago also EUVD-2020-4820

cvss
5.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 55%
public exploits
0
none known

Summary

On Phoenix Contact PLCnext Control Devices versions before 2021.0 LTS an attacker can use the knowledge gained by reading the insufficiently protected sensitive information to plan further attacks.

Patch / fix

  • Phoenix Contact AXC F 1152 (1151412) 2021.0 LTS
  • Phoenix Contact AXC F 2152 (2404267) 2021.0 LTS
  • Phoenix Contact AXC F 3152 (1069208) 2021.0 LTS
  • Phoenix Contact RFC 4072S (1051328 2021.0 LTS
  • Phoenix Contact AXC F 2152 Starterkit (1046568) 2021.0 LTS
  • Phoenix Contact PLCnext Technology Starterkit (1188165) 2021.0 LTS

Is CVE-2020-12518 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Exploit prediction

0.75% chance of exploitation in the next 30 days, higher than 55% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected products

  • Phoenix Contact AXC F 1152 (1151412)
  • Phoenix Contact AXC F 2152 (2404267)
  • Phoenix Contact AXC F 3152 (1069208)
  • Phoenix Contact RFC 4072S (1051328
  • Phoenix Contact AXC F 2152 Starterkit (1046568)
  • Phoenix Contact PLCnext Technology Starterkit (1188165)

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.