CVE-2021-29242

· HIGHModified

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CVSS v3.1

7.3

EPSS

1.07%

Published

May 3, 2021

Modified

Nov 21, 2024

Public PoC / Exploit

All weaponized →

No public PoC or exploit code indexed for this CVE.

Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.

Description

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Weaknesses (CWE)

CWE-20

Affected Products (24)

codesys · control_for_beaglebone_sl (up to 4.1.0.0)vulnerable

codesys · control_for_empc-a\/imx6_sl (up to 4.1.0.0)vulnerable

codesys · control_for_iot2000_sl (up to 4.1.0.0)vulnerable

codesys · control_for_linux_arm_sl (up to 4.1.0.0)vulnerable

codesys · control_for_linux_sl (up to 4.1.0.0)vulnerable

codesys · control_for_pfc100_sl (up to 4.1.0.0)vulnerable

codesys · control_for_pfc200_sl (up to 4.1.0.0)vulnerable

codesys · control_for_plcnext_sl (up to 4.1.0.0)vulnerable

codesys · control_for_raspberry_pi_sl (up to 4.1.0.0)vulnerable

codesys · control_for_wago_touch_panels_600_sl (up to 4.1.0.0)vulnerable

codesys · control_rte (up to 3.5.17.0)vulnerable

codesys · control_runtime_system_toolkit (up to 3.5.17.0)vulnerable

codesys · control_win (up to 3.5.17.0)vulnerable

codesys · edge_gateway (up to 3.5.17.0)vulnerable

codesys · edge_gateway (up to 4.1.0.0)vulnerable

codesys · embedded_target_visu_toolkit (up to 3.5.17.0)vulnerable

codesys · gateway (up to 3.5.17.0)vulnerable

codesys · hmi (up to 3.5.17.0)vulnerable

codesys · opc_server (up to 3.5.17.0)vulnerable

codesys · plchandler (up to 3.5.17.0)vulnerable

codesys · remote_target_visu_toolkit (up to 3.5.17.0)vulnerable

codesys · safety_sil (up to 3.5.17.0)vulnerable

codesys · simulation_runtime (up to 3.5.17.0)vulnerable

References (6)

https://customers.codesys.com/index.php

Permissions RequiredVendor Advisory

https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=14640&token=623b6fceb0579ef0f7505e29beefa5b3f8ac7873&download=

Vendor Advisory

https://www.codesys.com/security/security-reports.html

Vendor Advisory

https://customers.codesys.com/index.php

Permissions RequiredVendor Advisory

https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=14640&token=623b6fceb0579ef0f7505e29beefa5b3f8ac7873&download=

Vendor Advisory

https://www.codesys.com/security/security-reports.html

Vendor Advisory

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