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 PLC when upgrading the controller with an empty firmware package using FTP protocol. File data ot500193.na...

Schneider-electric Modicon Improper Handling of Exceptional Conditions

A CWE-248: Uncaught Exception vulnerability exists IN Modicon M580 all versions prior to V2.80, which could cause a possible denial of service when sending an appropriately timed HTTP request to the controller. File data ot500319.nasl...

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 atack on the PLC when upgrading the controller with a firmware package containing an invalid web server image using FTP...

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 Improper Access Control

A CWE-284: Improper Access Control vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause a remote code execution by overwriting configuration settings of the controller over Modbus. File data ot500071.nasl...

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 PLC when upgrading the firmware with a missing web server image inside the package using FTP protocol. Fil...

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 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 PLC when upgrading the firmware with no firmware image inside the package using FTP protocol. File data...

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 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 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...

Schneider-electric Modicon Improper Handling of Exceptional Conditions

A CWE-248: Uncaught Exception vulnerability exists in Modicon M580 firmware versions prior to V2.90, Modicon M340 firmware versions prior to V3.10, Modicon Premium all versions, Modicon Quantum all versions, which could cause a possible denial of service when reading invalid data from the...

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

Schneider Electric Modicon TM221CE16R 1.3.3.3 devices allow remote attackers to discover the application-protection password via a \x00\x01\x00\x00\x00\x05\x01\x5a\x00\x03\x00 request to the Modbus port 502/tcp. Subsequently the application may be arbitrarily downloaded, modified, and uploaded...

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 Missing Authentication for Critical Function

A CWE-306: Missing Authentication for Critical Function vulnerability exists which could cause a modification of device IP configuration IP address, network mask and gateway IP address when a specific Ethernet frame is received in all versions of: Modicon M100, Modicon M200, Modicon M221, ATV IMC...

Schneider-electric Modicon Improper Check for Unusual or Exceptional Conditions

An Improper Check for Unusual or Exceptional Conditions CWE-754 vulnerability exists in Modicon Quantum 140 NOE771x1 version 6.9 and earlier, which could cause denial of service when the module receives an IP fragmented packet with a length greater than 65535 bytes. The module then requires a pow...

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...