CVE-2018-7812

An Information Exposure through Discrepancy vulnerability exists in the embedded web servers in all Modicon M340, Premium, Quantum PLCs and BMXNOR0200 where the web server sends different responses in a way that exposes security-relevant information about the state of the product, such as whether a particular operation was successful or not.
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:H/I:N/A:N
schneiderCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 73%
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://github.com/SadFud/Exploits/tree/master/Real%20World/SCADA%20-%20IOT%20Systems/CVE-2018-7812
https://www.schneider-electric.com/en/download/document/SEVD-2018-327-01/
https://github.com/SadFud/Exploits/tree/master/Real%20World/SCADA%20-%20IOT%20Systems/CVE-2018-7812
https://www.schneider-electric.com/en/download/document/SEVD-2018-327-01/