Cleartext transmission of sensitive information in Schneider Electric products - CVE-2019-6845

 

Cleartext transmission of sensitive information in Schneider Electric products - CVE-2019-6845

Published: November 7, 2019


Vulnerability identifier: #VU22584
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2019-6845
CWE-ID: CWE-319
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Schneider Electric
Affected software:
Modicon M340
Modicon M580
Modicon Premium
Modicon Quantum

Detailed vulnerability description

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

The vulnerability exists due to software uses insecure communication channel when transferring applications to the controller using Modbus TCP protocol. A remote attacker with ability to intercept network traffic can gain access to sensitive data.


How to mitigate CVE-2019-6845

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Sources