Improper access control in CODESYS Control V3



Published: 2019-09-13
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-9008
CWE-ID CWE-732
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		CODESYS HMI V3
Client/Desktop applications / Other client software

CODESYS V3 Simulation Runtime (part of the CODESYS Development System)
Client/Desktop applications / Other client software

CODESYS Control Win V3 (part of the CODESYS Development System setup)
Client/Desktop applications / Other client software

CODESYS Control RTE V3 (for Beckhoff CX)
Client/Desktop applications / Other client software

CODESYS Control RTE V3
Client/Desktop applications / Other client software

CODESYS Control for Raspberry Pi
Client/Desktop applications / Other client software

CODESYS Control for PFC200
Client/Desktop applications / Other client software

CODESYS Control for PFC100
Client/Desktop applications / Other client software

CODESYS Control for IOT2000
Client/Desktop applications / Other client software

CODESYS Control for emPC-A/iMX6
Client/Desktop applications / Other client software

CODESYS Control for BeagleBone
Client/Desktop applications / Other client software

CODESYS firmware
Server applications / SCADA systems

Vendor CODESYS

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Incorrect permission assignment for critical resource

EUVDB-ID: #VU21100

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2019-9008

CWE-ID: CWE-732 - Incorrect Permission Assignment for Critical Resource

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to unintended functionality on the target system.

The vulnerability exists in the CODESYS Control V3 online user management interface due to the software may incorrectly grant access to sub objects, even if the logged-in user does not have inherited permission to access them. A remote authenticated attacker can gain access to unintended functionality and/or information.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

CODESYS HMI V3: All versions

CODESYS V3 Simulation Runtime (part of the CODESYS Development System): All versions

CODESYS Control Win V3 (part of the CODESYS Development System setup): All versions

CODESYS Control RTE V3 (for Beckhoff CX): All versions

CODESYS Control RTE V3: All versions

CODESYS Control for Raspberry Pi: All versions

CODESYS Control for PFC200: All versions

CODESYS Control for PFC100: All versions

CODESYS Control for IOT2000: All versions

CODESYS Control for emPC-A/iMX6: All versions

CODESYS Control for BeagleBone: All versions

CODESYS firmware: 1.1.9.18 - 3.5.12.80

CPE2.3 External links

http://ics-cert.us-cert.gov/advisories/icsa-19-255-03

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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