CVE-2018-7762

What it is

A vulnerability exists in the web services to process SOAP requests in Schneider Electric's Modicon M340, Modicon Premium, Modicon Quantum PLC, BMXNOR0200 which could allow result in a buffer overflow.

At a glance

Exploitability

Can be exploited over the network without logging in. High risk of service disruption.

Exploit odds

1.3% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2018-04-18 20:29 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 02:03 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 1.3% in the next 30 days (EPSS).
• Severity: 7.5 HIGH (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2018-04-18 20:29 UTC

Last modified

2026-06-17 02:03 UTC

Exploit probability

1.3% · EPSS, next 30 days

Weakness

CWE-119 · Buffer errors

Record status

Modified

Affected

• schneider-electric bmxnor0200 Firmware
• schneider-electric bmxnor0200h Firmware
• schneider-electric 140cpu65150 Firmware
• schneider-electric 140cpu31110 Firmware
• schneider-electric 140cpu43412u Firmware
• schneider-electric 140cpu65160 Firmware
• schneider-electric 140cpu65260 Firmware
• schneider-electric 140cpu65860 Firmware

Attack profile CVSS 3.0 · 7.5

Attack vector

Network

Complexity

Low

Privileges needed

None

User interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Is it in your code?

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