Multiple vulnerabilities in 3S-Smart Software Solutions GmbH CODESYS V3 solutions



Published: 2019-08-02
Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2019-9010
CVE-2019-9012
CWE-ID CWE-345
CWE-401
Exploitation vector Local network
Public exploit N/A
Vulnerable software
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CODESYS Development System
Client/Desktop applications / Other client software

CODESYS Gateway
Client/Desktop applications / Other client software

CODESYS Control Runtime System Toolkit
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 Linux
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 information about 2 vulnerabilities.

1) Insufficient verification of data authenticity

EUVDB-ID: #VU19621

Risk: Medium

CVSSv3.1: 5.1 [CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-9010

CWE-ID: CWE-345 - Insufficient Verification of Data Authenticity

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform MitM attack.

The vulnerability exists within the CmpGateway component that fails to properly verify ownership of the communication channel. A remote attacker can perform man-in-the-middle attack and impersonate the communication party.

Mitigation

3S-Smart Software Solutions GmbH has released 3.5.14.20 and 3.5.15.0 versions to address this vulnerability.

Vulnerable software versions

CODESYS Development System: All versions

CODESYS Gateway: All versions

CODESYS Control Runtime System Toolkit: All versions

CODESYS Control for Raspberry Pi: All versions

CODESYS Control for PFC200: All versions

CODESYS Control for PFC100: All versions

CODESYS Control for Linux: All versions

CODESYS Control for IOT2000: All versions

CODESYS Control for emPC-A/iMX6: All versions

CODESYS Control for BeagleBone: All versions

CODESYS firmware: 3.5.3.0 - 3.5.14.10

External links

http://ics-cert.us-cert.gov/advisories/icsa-19-213-03
http://www.codesys.com/fileadmin/data/customers/security/2019/Advisory2019-02_CDS-65123.pdf


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Memory leak

EUVDB-ID: #VU19622

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-9012

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform DoS attack.

The vulnerability exists due memory leak within the CmpGateway component when processing network traffic. A remote attacker can send specially crafted packets to the affected application and perform denial of service attack.

Mitigation

3S-Smart Software Solutions GmbH has released 3.5.14.20 and 3.5.15.0 versions to address this vulnerability.

Vulnerable software versions

CODESYS Development System: All versions

CODESYS Gateway: All versions

CODESYS Control Runtime System Toolkit: All versions

CODESYS Control for Raspberry Pi: All versions

CODESYS Control for PFC200: All versions

CODESYS Control for PFC100: All versions

CODESYS Control for Linux: All versions

CODESYS Control for IOT2000: All versions

CODESYS Control for emPC-A/iMX6: All versions

CODESYS Control for BeagleBone: All versions

CODESYS firmware: 3.5.3.0 - 3.5.14.10

External links

http://ics-cert.us-cert.gov/advisories/icsa-19-213-03
http://www.codesys.com/fileadmin/data/customers/security/2019/Advisory2019-03_CDS-64208.pdf


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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