Resource Management Errors in CODESYS Server applications

#VU21098 Resource Management Errors in CODESYS Server applications

Published: 2019-09-13

Vulnerability identifier: #VU21098

Vulnerability risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-9009

CWE-ID: CWE-399

Exploitation vector: Network

Exploit availability: No

Vendor: CODESYS

Description

The vulnerability allows a remote attacker to cause a denial of service (DoS) condition on the target system.

The vulnerability exists due to unspecified error. A remote attacker can send a specially crafted request and cause a denial of service condition.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

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

CODESYS HMI V3: All versions

CODESYS Gateway V3: All versions

CODESYS V3 Safety SIL2: All versions

CODESYS Control V3 Runtime System Toolkit: 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 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: 1.1.9.18 - 3.5.14.40

External links
http://ics-cert.us-cert.gov/advisories/icsa-19-255-05

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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