CVE-2018-7833

An Improper Check for Unusual or Exceptional Conditions vulnerability exists in the embedded web servers in all Modicon M340, Premium, Quantum PLCs and BMXNOR0200 where an unauthenticated user can send a specially crafted XML data via a POST request to cause the web server to become unavailable
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
schneiderCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 66%
VendorProductVersion
schneider-electricmodicom_m340_firmware
*
schneider-electricmodicom_premium_firmware
*
schneider-electricmodicom_quantum_firmware
*
schneider-electricmodicom_bmxnor0200h_firmware
*
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://www.schneider-electric.com/en/download/document/SEVD-2018-327-01/
https://www.schneider-electric.com/en/download/document/SEVD-2018-327-01/