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Fencer Vulns
medium 6.5

CVE-2022-22518 json

A bug in the CODESYS V3 CmpUserMgr component fails to correctly apply a security policy.

published 2022-04-07 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-27664

cvss
6.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 49%
public exploits
0
none known

Summary

A bug in CmpUserMgr component can lead to only partially applied security policies. This can result in enabled, anonymous access to components part of the applied security policy.

Patch / fix

  • codesys control_for_beaglebone_sl 4.5.0.0
  • codesys control_for_beckhoff_cx9020 4.5.0.0
  • codesys control_for_empc-a/imx6_sl 4.5.0.0
  • codesys control_for_iot2000_sl 4.5.0.0
  • codesys control_for_linux_sl 4.5.0.0
  • codesys control_for_pfc100_sl 4.5.0.0
  • codesys control_for_pfc200_sl 4.5.0.0
  • codesys control_for_raspberry_pi_sl 4.5.0.0
  • codesys control_for_wago_touch_panels_600_sl 4.5.0.0
  • codesys control_runtime_system_toolkit 3.5.18.0

Exploit prediction

0.61% chance of exploitation in the next 30 days, higher than 49% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
NVD 2.0 6.4 AV:N/AC:L/Au:N/C:P/I:P/A:N

Affected products

  • CODESYS CODESYS Control for BeagleBone SL
  • CODESYS CODESYS Control for Beckhoff CX9020 SL
  • CODESYS CODESYS Control for emPC-A/iMX6 SL
  • CODESYS CODESYS Control for IOT2000 SL
  • CODESYS CODESYS Control for Linux SL
  • CODESYS CODESYS Control for PFC100 SL
  • CODESYS CODESYS Control for PFC200 SL
  • CODESYS CODESYS Control for Raspberry Pi SL
  • CODESYS CODESYS Control for WAGO Touch Panels 600 SL
  • CODESYS CODESYS Control Runtime System Toolkit

Classification

Weakness
  • CWE-276 Incorrect Default Permissions

References

Sources

Fencer Vulns 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.