PT-2019-11107 · Schneider Electric · Modicon M580+3

Published 2019-05-22 · Updated 2022-02-03 · CVE-2018-7856

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions: Modicon M580 (affected versions not specified) Modicon M340 (affected versions not specified) Modicon Quantum (affected versions not specified) Modicon Premium (affected versions not specified)

Description: A CWE-248: Uncaught Exception issue exists which could cause a possible denial of Service when writing invalid memory blocks to the controller over Modbus.

Recommendations: For Modicon M580, at the moment, there is no information about a newer version that contains a fix for this issue. For Modicon M340, at the moment, there is no information about a newer version that contains a fix for this issue. For Modicon Quantum, at the moment, there is no information about a newer version that contains a fix for this issue. For Modicon Premium, at the moment, there is no information about a newer version that contains a fix for this issue.

Exploit

Fix

Improper Check for Exceptional Conditions

Weakness Enumeration

CWE-754

Related Identifiers

CVE-2018-7856

Affected Products

Modicon M340

Modicon M580

Modicon Premium

Modicon Quantum

References · 5

• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2019-0767 · Exploit
• https://schneider-electric.com/en/download/document/SEVD-2019-134-11 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-7856 · Security Note
• https://osv.dev/vulnerability/CVE-2018-7856 · Vendor Advisory
• https://t.me/cvenotify/26216 · Telegram Post