File and Directory Information Exposure in Schneider Electric products - CVE-2019-6851

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Main Vulnerability Database Vulnerabilities #VU22588

File and Directory Information Exposure in Schneider Electric products - CVE-2019-6851

Published: November 7, 2019


Vulnerability identifier: #VU22588
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2019-6851
CWE-ID: CWE-538
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Schneider Electric
Affected software:
Modicon Premium
Modicon Quantum
Modicon M340
Modicon M580

Detailed vulnerability description

The vulnerability allows a remote attacker to gain access to sensitive information on the target system.

The vulnerability exists due to the affected software stores sensitive information in files or directories that are accessible to actors outside of the intended control sphere. A remote attacker can disclose sensitive information from the controller when using TFTP protocol.

How to mitigate CVE-2019-6851

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

Sources