Schneider-electric Modicon Improper Check for Unusual or Exceptional Conditions

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in BMXNOR0200H Ethernet / Serial RTU module all firmware versions and Modicon M340 controller all firmware versions, which could cause denial of service when truncated SNMP packets on port 161/UDP are received by...

Schneider-electric Modicon Improper Restriction of Operations within the Bounds of a Memory Buffer

Multiple buffer overflows in Schneider Electric Modicon Quantum PLC allow remote attackers to cause a denial of service via malformed requests to the 1 FTP server or 2 HTTP server. File data ot500027.nasl...

Schneider-electric Modicon Improper Check for Unusual or Exceptional Conditions

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists which could cause a possible Denial of Service when specific Modbus frames are sent to the controller in the products: Modicon M340 - firmware versions prior to V3.01, Modicon M580 - firmware versions prior to...

Schneider-electric Modicon Insufficiently Protected Credentials

An Insufficiently Protected Credentials issue was discovered in Schneider Electric Modicon PLCs Modicon M241, all firmware versions, and Modicon M251, all firmware versions. Log-in credentials are sent over the network with Base64 encoding leaving them susceptible to sniffing. Sniffed credentials...

Schneider-electric Modicon Exposure of Sensitive Information to an Unauthorized Actor

A CWE-200: Information Exposure vulnerability exists in Modicon M580, Modicon BMENOC 0311, and Modicon BMENOC 0321, which could cause the disclosure of sensitive information when using specific Modbus services provided by the REST API of the controller/communication module. File data ot500293.nas...

Schneider-electric Modicon Improper Input Validation

A CWE-807: Reliance on Untrusted Inputs in a Security Decision vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause invalid information displayed in Unity Pro software. File data ot500234.nasl...

Schneider-electric Modicon Improper Check for Unusual or Exceptional Conditions

A CWE-248: Uncaught Exception vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause a possible Denial of Service when writing out of bounds variables to the controller over Modbus. File data ot500099.nasl...

Schneider-electric Modicon Improper Check for Unusual or Exceptional Conditions

A CWE-248: Uncaught Exception vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause a possible denial of service when writing sensitive application variables to the controller over Modbus. File data ot500291.nasl...

Schneider-electric Modicon Improper Authentication

A Permissions, Privileges, and Access Control vulnerability exists in Schneider Electric's Modicon M221 product all references, all versions prior to firmware V1.6.2.0. The vulnerability allows unauthorized users to overwrite the original password with their password. If an attacker exploits this...

Schneider-electric Modicon Improper Control of Generation of Code ('Code Injection')

In Modicon Quantum all firmware versions, a CWE-94: Code Injection vulnerability could cause an unauthorized firmware modification with possible Denial of Service when using Modbus protocol. File data ot500209.nasl...

Schneider-electric Modicon Unspecified Vulnerability

The FactoryCast service on the Schneider Electric Quantum 140NOE77111 and 140NWM10000, M340 BMXNOE0110x, and Premium TSXETY5103 PLC modules allows remote authenticated users to send Modbus messages, and consequently execute arbitrary code, by embedding these messages in SOAP HTTP POST requests...

Schneider-electric Modicon Improper Handling of Exceptional Conditions

A CWE-248: Uncaught Exception 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 FTP service when upgrading the firmware with a version incompatible with the application in the controller...

Schneider-electric Modicon Improper Restriction of Operations within the Bounds of a Memory Buffer

DISPUTED The Schneider Electric M340 PLC modules allow remote attackers to cause a denial of service resource consumption via unspecified vectors. NOTE: the vendor reportedly disputes this issue because it "could not be duplicated" and "an attacker could not remotely exploit this observed behavio...

Schneider-electric Modicon Unspecified Vulnerability

A CWE-248: Uncaught Exception vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause denial of service when reading memory blocks with an invalid data size or with an invalid data offset in the controller over Modbus. File da...

Schneider-electric Modicon Improper Authentication

Schneider Electric Modicon Quantum PLC does not perform authentication between the Unity software and PLC, which allows remote attackers to cause a denial of service or possibly execute arbitrary code via unspecified vectors. File data ot500033.nasl...

Schneider-electric Modicon Exposure of Sensitive Information to an Unauthorized Actor

A CWE-538: File and Directory Information Exposure vulnerability exists in Modicon M580, Modicon M340, Modicon Premium , Modicon Quantum all firmware versions, which could cause the disclosure of information from the controller when using TFTP protocol. File data ot500182.nasl...

Schneider-electric Modicon Improper Check for Unusual or Exceptional Conditions

A CWE-248 Uncaught Exception vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause a Denial of Service when sending invalid breakpoint parameters to the controller over Modbus File data ot500315.nasl...

Schneider-electric Modicon Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Cross-site scripting XSS vulnerability in Schneider Electric Modicon Quantum PLC allows remote attackers to inject arbitrary web script or HTML via unspecified vectors. File data ot500256.nasl...

Schneider-electric Modicon Improper Input Validation

A CWE-248: Uncaught Exception vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum and Modicon Premium which could cause a possible Denial of Service due to improper data integrity check when sending files the controller over Modbus. File data ot500224.nasl...

Schneider-electric Modicon Authentication Bypass by Capture-replay

An Information Management Error vulnerability exists in Schneider Electric's Modicon M221 product all references, all versions prior to firmware V1.6.2.0. The vulnerability allows unauthorized users to replay authentication sequences. If an attacker exploits this vulnerability and connects to a...