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I. Basic Information for CVE-2019-6843
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A CWE-755: Improper Handling of Exceptional Conditions vulnerability exists in Modicon M580 with firmware (version prior to V3.10), Modicon M340 (all firmware versions), and Modicon BMxCRA and 140CRA modules (all firmware versions), which could cause a Denial of Service attack on the PLC when upgrading the controller with an empty firmware package using FTP protocol.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
对异常条件的处理不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
多款Schneider Electric产品安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Schneider Electric Modicon M580是法国施耐德电气（Schneider Electric）公司的一款可编程自动化控制器。 多款Schneider产品中存在安全漏洞。攻击者可利用该漏洞在PLC上造成拒绝服务。以下产品及版本受到影响：Schneider Electric Modicon M580；Modicon M340；Modicon BMxCRA模块（所有版本）；Modicon 140CRA模块（所有版本）。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
-Modicon M580, Modicon M340, and Modicon BMxCRA / 140CRA modules (see notification for version info) Modicon M580, Modicon M340, and Modicon BMxCRA / 140CRA modules (see notification for version info) -
II. Public POCs for CVE-2019-6843
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III. Intelligence Information for CVE-2019-6843
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New Vulnerabilities
Product: Modicon M580, Modicon M340, and Modicon BMxCRA / 140CRA modules (see notification for version info)
Vendor: n/a
Same weakness: CWE-755
V. Comments for CVE-2019-6843

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