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TI-2021-10056 Aliases CVE-2021-29242GHSA-85g9-hgxq-755v

CODESYS Control Runtime system before 3.5.17.0 has improper input validation.

Priority LOW 35CWE-20Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
Low · Low · Low
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

CODESYS Control Runtime system before 3.5.17.0 has improper input validation. Attackers can send crafted communication packets to change the router's addressing scheme and may re-route, add, remove or change low level communication packages.

Why it matters now

EPSS 0.01278 70th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 24

CPEVersionsRoleVendor
cpe:2.3:a:codesys:control_for_beaglebone_sl:*:*:*:*:*:*:*:*3.0 to before 4.1.0.0VulnerableCODESYS
cpe:2.3:a:codesys:control_for_empc-a\/imx6_sl:*:*:*:*:*:*:*:*3.0 to before 4.1.0.0VulnerableCODESYS
cpe:2.3:a:codesys:control_for_iot2000_sl:*:*:*:*:*:*:*:*3.0 to before 4.1.0.0VulnerableCODESYS
cpe:2.3:a:codesys:control_for_linux_arm_sl:*:*:*:*:*:*:*:*3.0 to before 4.1.0.0VulnerableCODESYS
cpe:2.3:a:codesys:control_for_linux_sl:*:*:*:*:*:*:*:*3.0 to before 4.1.0.0VulnerableCODESYS
cpe:2.3:a:codesys:control_for_pfc100_sl:*:*:*:*:*:*:*:*3.0 to before 4.1.0.0VulnerableCODESYS
cpe:2.3:a:codesys:control_for_pfc200_sl:*:*:*:*:*:*:*:*3.0 to before 4.1.0.0VulnerableCODESYS
cpe:2.3:a:codesys:control_for_plcnext_sl:*:*:*:*:*:*:*:*3.0 to before 4.1.0.0VulnerableCODESYS
cpe:2.3:a:codesys:control_for_raspberry_pi_sl:*:*:*:*:*:*:*:*3.0 to before 4.1.0.0VulnerableCODESYS
cpe:2.3:a:codesys:control_for_wago_touch_panels_600_sl:*:*:*:*:*:*:*:*3.0 to before 4.1.0.0VulnerableCODESYS
  • cpe:2.3:a:codesys:control_for_beaglebone_sl:*:*:*:*:*:*:*:* Versions 3.0 to before 4.1.0.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:control_for_empc-a\/imx6_sl:*:*:*:*:*:*:*:* Versions 3.0 to before 4.1.0.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:control_for_iot2000_sl:*:*:*:*:*:*:*:* Versions 3.0 to before 4.1.0.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:control_for_linux_arm_sl:*:*:*:*:*:*:*:* Versions 3.0 to before 4.1.0.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:control_for_linux_sl:*:*:*:*:*:*:*:* Versions 3.0 to before 4.1.0.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:control_for_pfc100_sl:*:*:*:*:*:*:*:* Versions 3.0 to before 4.1.0.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:control_for_pfc200_sl:*:*:*:*:*:*:*:* Versions 3.0 to before 4.1.0.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:control_for_plcnext_sl:*:*:*:*:*:*:*:* Versions 3.0 to before 4.1.0.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:control_for_raspberry_pi_sl:*:*:*:*:*:*:*:* Versions 3.0 to before 4.1.0.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:control_for_wago_touch_panels_600_sl:*:*:*:*:*:*:*:* Versions 3.0 to before 4.1.0.0 Vulnerable ·CODESYS
Show 14 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:codesys:control_rte:*:*:*:*:*:*:*:*3.0 to before 3.5.17.0VulnerableCODESYS
cpe:2.3:a:codesys:control_rte:*:*:*:*:*:beckhoff_cx:*:*3.0 to before 3.5.17.0VulnerableCODESYS
cpe:2.3:a:codesys:control_runtime_system_toolkit:*:*:*:*:*:*:*:*3.0 to before 3.5.17.0VulnerableCODESYS
cpe:2.3:a:codesys:control_win:*:*:*:*:*:*:*:*3.0 to before 3.5.17.0VulnerableCODESYS
cpe:2.3:a:codesys:edge_gateway:*:*:*:*:*:windows:*:*3.0 to before 3.5.17.0VulnerableCODESYS
cpe:2.3:a:codesys:edge_gateway:*:*:*:*:*:linux:*:*3.0 to before 4.1.0.0VulnerableCODESYS
cpe:2.3:a:codesys:embedded_target_visu_toolkit:*:*:*:*:*:*:*:*3.0 to before 3.5.17.0VulnerableCODESYS
cpe:2.3:a:codesys:gateway:*:*:*:*:*:*:*:*3.0 to before 3.5.17.0VulnerableCODESYS
cpe:2.3:a:codesys:hmi:*:*:*:*:*:*:*:*3.0 to before 3.5.17.0VulnerableCODESYS
cpe:2.3:a:codesys:opc_server:*:*:*:*:*:*:*:*3.0 to before 3.5.17.0VulnerableCODESYS
cpe:2.3:a:codesys:plchandler:*:*:*:*:*:*:*:*3.0 to before 3.5.17.0VulnerableCODESYS
cpe:2.3:a:codesys:remote_target_visu_toolkit:*:*:*:*:*:*:*:*3.0 to before 3.5.17.0VulnerableCODESYS
cpe:2.3:a:codesys:safety_sil:*:*:*:*:*:*:*:*3.0 to before 3.5.17.0VulnerableCODESYS
cpe:2.3:a:codesys:simulation_runtime:*:*:*:*:*:*:*:*3.0 to before 3.5.17.0VulnerableCODESYS
  • cpe:2.3:a:codesys:control_rte:*:*:*:*:*:*:*:* Versions 3.0 to before 3.5.17.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:control_rte:*:*:*:*:*:beckhoff_cx:*:* Versions 3.0 to before 3.5.17.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:control_runtime_system_toolkit:*:*:*:*:*:*:*:* Versions 3.0 to before 3.5.17.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:control_win:*:*:*:*:*:*:*:* Versions 3.0 to before 3.5.17.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:edge_gateway:*:*:*:*:*:windows:*:* Versions 3.0 to before 3.5.17.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:edge_gateway:*:*:*:*:*:linux:*:* Versions 3.0 to before 4.1.0.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:embedded_target_visu_toolkit:*:*:*:*:*:*:*:* Versions 3.0 to before 3.5.17.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:gateway:*:*:*:*:*:*:*:* Versions 3.0 to before 3.5.17.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:hmi:*:*:*:*:*:*:*:* Versions 3.0 to before 3.5.17.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:opc_server:*:*:*:*:*:*:*:* Versions 3.0 to before 3.5.17.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:plchandler:*:*:*:*:*:*:*:* Versions 3.0 to before 3.5.17.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:remote_target_visu_toolkit:*:*:*:*:*:*:*:* Versions 3.0 to before 3.5.17.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:safety_sil:*:*:*:*:*:*:*:* Versions 3.0 to before 3.5.17.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:simulation_runtime:*:*:*:*:*:*:*:* Versions 3.0 to before 3.5.17.0 Vulnerable ·CODESYS

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-29242
  2. 2026-10-03 Alias added: GHSA-85g9-hgxq-755v

References

Advisory 3

  • TI-2019-06497 An issue was discovered in 3S-Smart CODESYS V3 products. CVSS 3.1CRITICAL 9.8
  • TI-2018-07501 Improper access control in 3S-Smart Software Solutions GmbH CODESYS Control V3 products… CVSS 3.0CRITICAL 9.8
  • TI-2022-23467 CODESYS: Multiple products prone to out-of-bounds write CVSS 3.1HIGH 8.8
  • TI-2022-23479 CODESYS: Multiple products prone to Improper Input Validation CVSS 3.1HIGH 7.5
  • TI-2022-23478 CODESYS: Multiple products prone to stack based out-of-bounds write CVSS 3.1HIGH 8.8
  • TI-2022-23477 CODESYS: Multiple products prone to stack based out-of-bounds write CVSS 3.1HIGH 8.8
See all 49 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences