Vulnerability identifier: #VU19623
Vulnerability risk: Medium
CVSSv3.1: 4.6 [CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:U/RC:C]
CVE-ID:
CWE-ID:
CWE-319
Exploitation vector: Local network
Exploit availability: No
Vulnerable software:
CODESYS HMI
Client/Desktop applications /
Other client software
CODESYS Control Runtime System Toolkit
Client/Desktop applications /
Other client software
CODESYS Simulation Runtime
Client/Desktop applications /
Other client software
CODESYS Control RTE
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
Description
The vulnerability allows a remote attacker to perform MitM attack.
The vulnerability exists due to software allows transmission of user credentials via insecure HTTP protocol. A remote attacker with ability to intercept network traffic can obtain user's credentials and gain unauthorized access to the system.
Mitigation
Vulnerable software versions
CODESYS HMI: All versions
CODESYS Control Runtime System Toolkit: All versions
CODESYS Simulation Runtime: All versions
CODESYS Control RTE: 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 - 3.5.15.0
External links
http://ics-cert.us-cert.gov/advisories/icsa-19-213-04
http://www.codesys.com/fileadmin/data/customers/security/2019/Advisory2019-08_CDS-62813.pdf
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.