PT-2019-6021 · Schneider Electric · Modicon Controllers

Published 2019-11-12 · Updated 2026-05-28 · CVE-2019-6852

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:C/I:N/A:N

Name of the Vulnerable Software and Affected Versions Modicon Controllers versions (affected versions not specified)

Description A vulnerability exists in Modicon Controllers, which could cause the disclosure of FTP hardcoded credentials when using the Web server of the controller on an unsecure network. This issue is related to information exposure and could allow a remote attacker to gain unauthorized access to protected information.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

BDU:2021-04331

CVE-2019-6852

Affected Products

Modicon Controllers

References · 8

• https://schneider-electric.com/ww/en/download/document/SEVD-2019-281-02 · Vendor Advisory
• https://se.com/ww/en/download/document/SEVD-2019-316-02%20 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-04331 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2019-6852 · Security Note
• https://cybersecurity-help.cz/vdb/SB2019112107 · Note
• https://download.schneider-electric.com/files?p_enDocType=Technical+leaflet&p_File_Name=SEVD-2019-316-02-Modicon_Controllers_Security_Notification_V2.0.pdf&p_Doc_Ref=SEVD-2019-316-02 · Note
• https://download.schneider-electric.com/files?p_enDocType=Technical+leaflet&p_File_Name=SEVD-2019-316-02-Modicon_Controllers_Security_Notification_V2.0.pdf&p_Doc_Ref=SEVD-2019-316-02 · Note
• https://t.me/cveNotify/165099 · Telegram Post