Vulnerability Monitor

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CVE-2019-6852

A CWE-200: Information Exposure vulnerability exists in Modicon Controllers (M340 CPUs, M340 communication modules, Premium CPUs, Premium communication modules, Quantum CPUs, Quantum communication modules - see security notification for specific versions), which could cause the disclosure of FTP hardcoded credentials when using the Web server of the controller on an unsecure network.

Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.5, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), for affected systems. Impacting 20 products from schneider-electric, from schneider-electric, from schneider-electric and 17 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2019, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2019-11-20T22:15:12.030

Last Modified

2024-11-21T04:47:16.920

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: NONE
  • Availability Impact: NONE
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Secondary
    CWE-200
  • Type: Primary
    CWE-200
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System schneider-electric bmx_p34x_firmware * Yes
Hardware schneider-electric bmx_p34x - No
Operating System schneider-electric bmx_noe_0100_firmware * Yes
Hardware schneider-electric bmx_noe_0100 - No
Operating System schneider-electric bmx_noe_0110_firmware * Yes
Hardware schneider-electric bmx_noe_0110 - No
Operating System schneider-electric bmx_noc_0401_firmware * Yes
Hardware schneider-electric bmx_noc_0401 - No
Operating System schneider-electric tsx_p57x_firmware * Yes
Hardware schneider-electric tsx_p57x - No
Operating System schneider-electric tsx_ety_x103_firmware * Yes
Hardware schneider-electric tsx_ety_x103 - No
Operating System schneider-electric 140_cpu6x_firmware * Yes
Hardware schneider-electric 140_cpu6x - No
Operating System schneider-electric 140_noe_771x1_firmware * Yes
Hardware schneider-electric 140_noe_771x1 - No
Operating System schneider-electric 140_noc_78x00_firmware * Yes
Hardware schneider-electric 140_noc_78x00 - No
Operating System schneider-electric 140_noc_77101_firmware * Yes
Hardware schneider-electric 140_noc_77101 - No
References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For schneider-electric's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.