#VU31810 Cleartext transmission of sensitive information in Triconex TriStation 1131 - CVE-2020-7483

Vulnerability identifier: #VU31810

Vulnerability risk: Low

CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-7483

CWE-ID: CWE-319

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Triconex TriStation 1131
Server applications / SCADA systems

Vendor: Schneider Electric

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists within the "password" feature due to software uses insecure communication channel to transmit sensitive information. A remote attacker with ability to intercept network traffic can gain access to sensitive data.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Triconex TriStation 1131: 4.12.0

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External links
https://www.se.com/ww/en/download/document/SESB-2020-105-01

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Q & A

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.