CVE-2019-6846

A CWE-319: Cleartext Transmission of Sensitive Information vulnerability exists in Modicon M580, Modicon M340, Modicon BMxCRA and 140CRA modules all firmware versions, which could cause information disclosure when using the FTP protocol...

CVE-2019-6846

CVE-2019-6846 affects Schneider Electric Modicon M580, M340, BMxCRA and 140CRA modules (all firmware versions). The root cause is use of FTP for credential/command transmission, resulting in cleartext exposure of sensitive information to network observers. Reported impact is information disclosur...

CVE-2019-6845

The CVE-2019-6845 vulnerability affects Schneider Electric Modicon M580 (and related models) due to cleartext transmission of sensitive information via UMAS, and is tied to FTP/TFTP and device programming data paths. Talos reports an exploitable information-disclosure in UMAS with cleartext trans...

CVE-2019-6845

A CWE-319: Cleartext Transmission of Sensitive Information vulnerability exists in Modicon M580, Modicon M340, Modicon Premium , Modicon Quantum all firmware versions, which could cause the disclosure of information when transferring applications to the controller using Modbus TCP protocol...

CVE-2019-6844

CVE-2019-6844 affects Schneider Electric Modicon M580, M340, BMxCRA and 140CRA PLC modules. The vulnerability is a Denial of Service during firmware upgrade when the firmware image for the web server is invalid and transferred via FTP; a check verifies only image headers, enabling fault state dur...

CVE-2019-6843

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...

CVE-2019-6843

CVE-2019-6843 affects Schneider Electric Modicon controllers: M580 (firmware before v3.10), M340 (all firmware versions), and BMxCRA/140CRA (all firmware). The root cause is an improper handling during FTP-based firmware upgrades, where an empty firmware image can trigger a recoverable fault, cau...

CVE-2019-6842

A CWE-755: Improper Handling of Exceptional Conditions vulnerability exists in Modicon M580, Modicon M340, Modicon BMxCRA and 140CRA modules all firmware versions, which could cause a Denial of Service attack on the PLC when upgrading the firmware with a missing web server image inside the packag...

CVE-2019-6842

CVE-2019-6842 affects Schneider Electric Modicon M580, M340, BMxCRA, and 140CRA firmware. The root cause is improper handling of exceptional conditions in FTP-based firmware upgrade flows, which can cause a Denial of Service, stopping normal device execution after upgrade when the web server imag...

CVE-2019-6841

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...

Vulnerability spotlight: Multiple vulnerabilities in Schneider Electric Modicon M580

Jared Rittle and Patrick DeSantis of Cisco Talos discovered these vulnerabilities. Blog by Jon Munshaw. There are several vulnerabilities in the Schneider Electric Modicon M580 that could lead to a variety of conditions, the majority of which can cause a denial of service. The Modicon M580 is the...

Schneider Electric Modicon M580 UMAS REST API getcominfo information disclosure vulnerability

Summary An exploitable information disclosure vulnerability exists in the UMAS REST API getcominfo functionality of the Schneider Electric Modicon M580 Programmable Automation Controller firmware version SV2.80. A specially crafted HTTP request can cause the device to return arbitrary memory,...

Schneider Electric Modicon M580 FTP cleartext authentication vulnerability

Summary An exploitable information disclosure vulnerability exists in the FTP functionality of the Schneider Electric Modicon M580 Programmable Automation Controller, firmware version SV2.80. An attacker can sniff network traffic to exploit this vulnerability. Tested Versions Schneider Electric...

Schneider Electric Modicon M580 malformed firmware image FTP upgrade denial-of-service vulnerability

Summary An exploitable denial-of-service vulnerability exists in the FTP firmware update function of the Schneider Electric Modicon M580 Programmable Automation Controller, firmware version SV2.80. A specially crafted firmware image can cause the device to enter a recoverable fault state, resulti...

Schneider Electric Modicon M580 Mismatched Firmware Image FTP Upgrade Denial of Service Vulnerability

Summary An exploitable denial of service vulnerability exists in the FTP firmware update functionality of the Schneider Electric Modicon M580 Programmable Automation Controller firmware version SV2.80. A specially crafted firmware image can cause the device to enter a recoverable fault state,...

Schneider Electric Modicon M580 UMAS REST API readbolarray information disclosure vulnerability

Summary An exploitable information disclosure vulnerability exists in the UMAS REST API readbolarray functionality of the Schneider Electric Modicon M580 Programmable Automation Controller firmware version SV2.80. A specially crafted HTTP request can cause the device to return blocks of program...

Schneider Electric Modicon M580 FTP incomplete firmware update denial-of-service vulnerability

Summary An exploitable denial-of-service vulnerability exists in the FTP firmware update function of the Schneider Electric Modicon M580 Programmable Automation Controller, firmware version SV2.80. A specially crafted set of FTP commands can cause the device to enter a recoverable fault state,...

Schneider Electric Modicon M580 UMAS cleartext data transmission vulnerability

Summary An exploitable information disclosure vulnerability exists in the UMAS functionality of the Schneider Electric Modicon M580 Programmable Automation Controller, firmware version SV2.80. An attacker can sniff network traffic to exploit this vulnerability. Tested Versions Schneider Electric...

Schneider Electric Modicon M580 UMAS REST API getcominfo denial-of-service vulnerability

Summary An exploitable denial of service vulnerability exists in the UMAS REST API getcominfo functionality of the Schneider Electric Modicon M580 Programmable Automation Controller firmware version SV2.80. A specially crafted HTTP request can cause the device to enter a non-recoverable fault...

Schneider Electric Modicon M580 TFTP server information disclosure vulnerability

Summary An exploitable information disclosure vulnerability exists in the TFTP server functionality of the Schneider Electric Modicon M580 Programmable Automation Controller. A specially crafted TFTP get request can cause a file download, resulting in disclosure of sensitive information. An...