CVEvulnerability

CVE-2018-7812

7.5 HIGH Published 2018-12-17 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2018-12-17
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.0 ([email protected])
7.5 HIGH — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:P/I:N/A:N
Weaknesses
CWE-200

Description

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.

Affected configurations

• schneider-electric modicom m340 firmware • schneider-electric modicom premium firmware • schneider-electric modicom quantum firmware • schneider-electric modicom bmxnor0200h firmware

Related

Weakness · CWE (1)

  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor weakness

References