CVE-2020-7541

MEDIUM

Schneider Electric Modicon M340 - Unauthenticated Sensitive Data Exposure

Title source: llm
STIX 2.1

Description

A CWE-425: Direct Request ('Forced Browsing') vulnerability exists in the Web Server on Modicon M340, Legacy Offers Modicon Quantum and Modicon Premium and associated Communication Modules (see security notification for affected versions), that could cause disclosure of sensitive data when sending a specially crafted request to the controller over HTTP.

References (1)

Core 1
Core References

Scores

CVSS v3 5.3
EPSS 0.0087
EPSS Percentile 53.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Details

CWE
CWE-425
Status published
Products (20)
schneider-electric/140cpu65150_firmware < 6.1
schneider-electric/140noc77101_firmware < 1.08
schneider-electric/140noc78000_firmware < 1.74
schneider-electric/140noc78100_firmware < 1.74
schneider-electric/140noe77111_firmware < 7.1
schneider-electric/bmxnoc0401_firmware < 2.10
schneider-electric/bmxnoe0100_firmware < 3.3
schneider-electric/bmxnoe0110_firmware < 6.5
schneider-electric/modicon_m340_bmxp341000_firmware < 3.30
schneider-electric/modicon_m340_bmxp342000_firmware < 3.30
... and 10 more
Published Dec 11, 2020
Tracked Since Feb 18, 2026