Critical severity9.8NVD Advisory· Published Nov 30, 2018· Updated Jun 17, 2026
CVE-2018-7809
CVE-2018-7809
Description
An Unverified Password Change vulnerability exists in the embedded web servers in all Modicon M340, Premium, Quantum PLCs and BMXNOR0200 which could allow an unauthenticated remote user to access the password delete function of the web server.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
8- cpe:2.3:o:schneider-electric:modicom_bmxnor0200h_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:modicom_m340_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:modicom_premium_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:modicom_quantum_firmware:*:*:*:*:*:*:*:*
- Schneider Electric SE/Embedded Web Servers in all Modicon M340, Premium, Quantum PLCs and BMXNOR0200v5Range: Embedded Web Servers in all Modicon M340, Premium, Quantum PLCs and BMXNOR0200
Patches
Vulnerability mechanics
References
2- www.tenable.com/security/research/tra-2018-38nvdExploitThird Party Advisory
- www.schneider-electric.com/en/download/document/SEVD-2018-327-01/nvdVendor Advisory
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