Information disclosure in Schneider Electric Modicon Controllers (M340 Cpus, M340 Communication Modules, Premium Quantum Modules - See Security Notification For Specific Versions)
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.
Vulnerability class: Information Disclosure
EPSS: 0.014 (69.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Schneider Electric Modicon Controllers (M340 Cpus, M340 Communication Modules, Premium Quantum Modules - See Security Notification For Specific Versions) — versions Modicon Controllers (M340 CPUs, M340 communication modules, Premium CPUs
- Schneider-electric 140_cpu6x
- Schneider-electric 140_cpu6x_firmware
- Schneider-electric 140_noc_77101
- Schneider-electric 140_noc_77101_firmware
- Schneider-electric 140_noc_78x00
- Schneider-electric 140_noc_78x00_firmware
- Schneider-electric 140_noe_771x1
- Schneider-electric 140_noe_771x1_firmware
- Schneider-electric Bmx_noc_0401
Weakness classification (CWE)
References
- cybersecurity@se.com (x_refsource_CONFIRM, Not Applicable, Vendor Advisory)
- nvd@nist.gov (Vendor Advisory)
Frequently asked questions
- What is CVE-2019-6852?
- CVE-2019-6852 is a high-severity vulnerability in Schneider Electric Modicon Controllers (M340 Cpus, M340 Communication Modules, Premium Quantum Modules - See Security Notification For Specific Versions), classified under Information Disclosure. CVSS score: 7.5/10. Published 2019-11-20.
- How severe is CVE-2019-6852?
- High severity. CVSS v3 base score is 7.5 out of 10.