An authentication bypass by capture-replay issue was discovered in Schneider Electric Modicon Modbus Protocol. Sensitive information is transmitted in cleartext in the Modicon Modbus protocol, which may allow an attacker to replay the following commands: run, stop, upload, and download.

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 could then be used to log into the web application.

A CWE-798: Use of Hard-coded Credentials vulnerability exists that could allow arbitrary code to be executed when root level access is obtained. Affected Products: Wiser Smart, EER21000 & EER21001 (V4.5 and prior)

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.

A heap-based buffer overflow exists in XML Decompression DecodeTreeBlock in AT&T Labs Xmill 0.7. A crafted input file can lead to remote code execution. This is not the same as any of: CVE-2021-21810, CVE-2021-21811, CVE-2021-21812, CVE-2021-21815, CVE-2021-21825, CVE-2021-21826, CVE-2021-21828, CVE-2021-21829, or CVE-2021-21830. NOTE: This vulnerability only affects products that are no longer supported by the maintainer

A CWE-190: Integer Overflow or Wraparound vulnerability exists that could cause heap-based buffer overflow, leading to denial of service and potentially remote code execution when an attacker sends multiple specially crafted messages. Affected Product: Interactive Graphical SCADA System Data Server (V15.0.0.22020 and prior)

A CWE-22: Improper Limitation of a Pathname to a Restricted Directory vulnerability exists that could cause modification of an existing file by inserting at beginning of file or create a new file in the context of the Data Server potentially leading to remote code execution when an attacker sends a specially crafted message. Affected Product: Interactive Graphical SCADA System Data Server (V15.0.0.22020 and prior)

A CWE-190: Integer Overflow or Wraparound vulnerability exists that could cause heap-based buffer overflow, leading to denial of service and potentially remote code execution when an attacker sends multiple specially crafted messages. Affected Products: IGSS Data Server - IGSSdataServer.exe (Versions prior to V15.0.0.22073)

A CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability exists in a function that could allow an attacker to create or overwrite critical files that are used to execute code, such as programs or libraries and cause path traversal attacks. Affected Products: EcoStruxure Power Commission (Versions prior to V2.22)

A CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability exists that could cause remote code execution when an improperly handled TLS packet is reassembled. Affected Product: SmartConnect Family: SMT Series (SMT Series ID=1015: UPS 04.5 and prior), SMC Series (SMC Series ID=1018: UPS 04.2 and prior), SMTL Series (SMTL Series ID=1026: UPS 02.9 and prior), SCL Series (SCL Series ID=1029: UPS 02.5 and prior / SCL Series ID=1030: UPS 02.5 and prior / SCL Series ID=1036: UPS 02.5 and prior / SCL Series ID=1037: UPS 03.1 and prior), SMX Series (SMX Series ID=1031: UPS 03.1 and prior)

A CWE-120: Buffer Copy without Checking Size of Input vulnerability exists that could cause a stack-based buffer overflow potentially leading to remote code execution when an attacker sends a specially crafted message. Affected Products: IGSS Data Server - IGSSdataServer.exe (Versions prior to V15.0.0.22073)

A CWE-307: Improper Restriction of Excessive Authentication Attempts vulnerability exists that could allow an attacker to manipulate the admin after numerous attempts at guessing credentials. Affected Product: spaceLYnk (V2.6.2 and prior), Wiser for KNX (formerly homeLYnk) (V2.6.2 and prior), fellerLYnk (V2.6.2 and prior)

A CWE-294: Authentication Bypass by Capture-replay vulnerability exists that could cause an unauthenticated connection to the UPS when a malformed connection is sent. Affected Product: SmartConnect Family: SMT Series (SMT Series ID=1015: UPS 04.5 and prior), SMC Series (SMC Series ID=1018: UPS 04.2 and prior), SMTL Series (SMTL Series ID=1026: UPS 02.9 and prior), SCL Series (SCL Series ID=1029: UPS 02.5 and prior / SCL Series ID=1030: UPS 02.5 and prior / SCL Series ID=1036: UPS 02.5 and prior / SCL Series ID=1037: UPS 03.1 and prior), SMX Series (SMX Series ID=1031: UPS 03.1 and prior)

A CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability exists that could allow an attacker to create or overwrite critical files that are used to execute code, such as programs or libraries and cause unauthenticated code execution. Affected Products: EcoStruxure Power Commission (Versions prior to V2.22)

CWE-20: Improper Input Validation vulnerability exists that could lead to a denial of service and a loss of confidentiality, integrity of the controller when an unauthenticated crafted Modbus packet is sent to the device.

CWE-862: Missing Authorization vulnerability exists that could cause unauthorized access when enabled on the network and potentially impacting connected devices.

A CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability exists that could cause tampering of files on the personal computer running C-Bus when using the File Command.

A CWE-269: Improper Privilege Management vulnerability exists that could cause a remote code execution when the transfer command is used over the network.

A vulnerability exists in Schneider Electric's Pelco Sarix Professional in all firmware versions prior to 3.29.67 which could allow execution of commands due to lack of validation of the shell meta characters with the value of 'system.opkg.remove'.

A vulnerability exists in Schneider Electric's Pelco Sarix Professional in all firmware versions prior to 3.29.67 which could allow execution of commands due to lack of validation of the shell meta characters with the value of 'model_name' or 'mac_address'.

A CWE-798: Use of Hard-coded Credentials vulnerability exists in EVlink City (EVC1S22P4 / EVC1S7P4 all versions prior to R8 V3.4.0.1), EVlink Parking (EVW2 / EVF2 / EV.2 all versions prior to R8 V3.4.0.1), and EVlink Smart Wallbox (EVB1A all versions prior to R8 V3.4.0.1 ) that could allow an attacker to issue unauthorized commands to the charging station web server with administrative privileges.

Weak Password Recovery Mechanism for Forgotten Password vulnerability exists on Modicon Managed Switch MCSESM* and MCSESP* V8.21 and prior which could cause an unauthorized password change through HTTP / HTTPS when basic user information is known by a remote attacker.

A CWE-798: Use of Hard-coded Credentials vulnerability exists in EVlink City (EVC1S22P4 / EVC1S7P4 all versions prior to R8 V3.4.0.1), EVlink Parking (EVW2 / EVF2 / EV.2 all versions prior to R8 V3.4.0.1), and EVlink Smart Wallbox (EVB1A all versions prior to R8 V3.4.0.1 ) that could an attacker to gain unauthorized administrative privileges when accessing to the charging station web server.

A Stack-Based Buffer Overflow issue was discovered in Schneider Electric Wonderware ArchestrA Logger, versions 2017.426.2307.1 and prior. The stack-based buffer overflow vulnerability has been identified, which may allow a remote attacker to execute arbitrary code in the context of a highly privileged account.

CWE-200: Information Exposure vulnerability exists that could cause disclosure of credentials when a specially crafted message is sent to the device.

CWE-1188: Initialization of a Resource with an Insecure Default vulnerability exists that could cause an attacker to execute unauthorized commands when a system’s default password credentials have not been changed on first use. The default username is not displayed correctly in the WebHMI interface.

On Schneider Electric ConneXium Tofino Firewall TCSEFEA23F3F22 before 03.23, TCSEFEA23F3F20/21, and Belden Tofino Xenon Security Appliance, an SSH login can succeed with hardcoded default credentials (if the device is in the uncommissioned state).

CWE-787: Out-of-bounds Write vulnerability exists that could result in an authentication bypass when sending a malformed POST request and particular configuration parameters are set.

CWE-200: Exposure of Sensitive Information to an Unauthorized Actor vulnerability exists that could cause exposure of credentials when attacker has access to application on network over http

A CWE-331: Insufficient Entropy vulnerability exists in EVlink City (EVC1S22P4 / EVC1S7P4 all versions prior to R8 V3.4.0.1), EVlink Parking (EVW2 / EVF2 / EV.2 all versions prior to R8 V3.4.0.1), and EVlink Smart Wallbox (EVB1A all versions prior to R8 V3.4.0.1 ) that could allow an attacker to gain unauthorized access to the charging station web server

A CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability exists that could cause remote code execution. Affected Product: StruxureWare Data Center Expert (V7.8.1 and prior)

A CWE-306: Missing Authentication for Critical Function vulnerability exists in Easergy T200 ((Modbus) SC2-04MOD-07000100 and earlier), Easergy T200 ((IEC104) SC2-04IEC-07000100 and earlier), and Easergy T200 ((DNP3) SC2-04DNP-07000102 and earlier) that could cause unauthorized operation when authentication is bypassed.

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability exists in SFAPV9601 - APC Easy UPS On-Line Software (V2.0 and earlier) when accessing a vulnerable method of `FileUploadServlet` which may lead to uploading executable files to non-specified directories.

A CWE-640: Weak Password Recovery Mechanism for Forgotten Password vulnerability exists in PowerLogic PM55xx, PowerLogic PM8ECC, PowerLogic EGX100 and PowerLogic EGX300 (see security notification for version infromation) that could allow an attacker administrator level access to a device.

A CWE-269: Improper Privilege Management vulnerability exists that could cause an arbitrary command execution when the software is configured with specially crafted event actions. Affected Product: ConneXium Network Manager Software (All Versions)

A CWE-20: Improper Input Validation vulnerability exists in PowerLogic EGX100 (Versions 3.0.0 and newer) and PowerLogic EGX300 (All Versions) that could cause denial of service or remote code execution via a specially crafted HTTP packet

A CWE-434: Unrestricted Upload of File with Dangerous Type vulnerability exists that could lead to remote code execution through a number of paths, when an attacker, writes arbitrary files to folders in context of the DC module, by sending constructed messages on the network. Affected Product: Interactive Graphical SCADA System Data Collector (dc.exe) (V15.0.0.21243 and prior)

A CWE-259: Use of Hard-coded Password vulnerability exists in EVlink City (EVC1S22P4 / EVC1S7P4 all versions prior to R8 V3.4.0.1), EVlink Parking (EVW2 / EVF2 / EV.2 all versions prior to R8 V3.4.0.1), and EVlink Smart Wallbox (EVB1A all versions prior to R8 V3.4.0.1 ) that could allow an attacker to gain unauthorized administrative privileges when accessing to the charging station web server.

Use of a Broken or Risky Cryptographic Algorithm vulnerability exists in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior that could cause unauthorized access when credentials are discovered after a brute force attack.

A CWE-120: Buffer Copy without Checking Size of Input vulnerability exists that could result in remote code execution due to missing length check on user supplied data, when a constructed message is received on the network. Affected Product: Interactive Graphical SCADA System Data Collector (dc.exe) (V15.0.0.21243 and prior)

A CWE-614 Insufficient Session Expiration vulnerability exists that could allow an attacker to maintain an unauthorized access over a hijacked session to the charger station web server even after the legitimate user account holder has changed his password. Affected Products: EVlink City EVC1S22P4 / EVC1S7P4 (All versions prior to R8 V3.4.0.2 ), EVlink Parking EVW2 / EVF2 / EVP2PE (All versions prior to R8 V3.4.0.2), and EVlink Smart Wallbox EVB1A (All versions prior to R8 V3.4.0.2)

A CWE-119:Improper restriction of operations within the bounds of a memory buffer vulnerability exists in PowerLogic ION7400, PM8000 and ION9000 (All versions prior to V3.0.0), which could cause the meter to reboot or allow for remote code execution.

A CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability exists that could cause remote code execution when performed over the network. Affected Product: StruxureWare Data Center Expert (V7.8.1 and prior)

A CWE-20: Improper Input Validation vulnerability exists in PowerLogic EGX100 (Versions 3.0.0 and newer) and PowerLogic EGX300 (All Versions) that could cause denial of service or remote code execution via a specially crafted HTTP packet.This CVE ID is unique from CVE-2021-2276

A CWE-20: Improper Input Validation vulnerability exists in PowerLogic EGX100 (Versions 3.0.0 and newer) and PowerLogic EGX300 (All Versions) that could cause denial of service or remote code execution via a specially crafted HTTP packet.This CVE ID is unique from CVE-2021-22767

Insufficiently Protected Credentials vulnerability exists in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior that could cause unauthorized access of when credentials are discovered after a brute force attack.

CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability exists that could cause remote code execution when manipulating internal methods through Java RMI interface.

A CWE-306: Missing Authentication for Critical Function vulnerability exists that could allow changes to administrative credentials, leading to potential remote code execution without requiring prior authentication on the Java RMI interface.

A CWE-129: Improper validation of an array index vulnerability exists where a specially crafted Ethernet request could result in denial of service or remote code execution.

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists that could cause arbitrary code execution, denial of service and loss of confidentiality & integrity when a malicious project file is loaded onto the controller. Affected Products: EcoStruxure Control Expert (All Versions), EcoStruxure Process Expert (All Versions), Modicon M340 CPU - part numbers BMXP34* (All Versions), Modicon M580 CPU - part numbers BMEP* and BMEH* (All Versions), Modicon M580 CPU Safety - part numbers BMEP58*S and BMEH58*S (All Versions), Modicon Momentum Unity M1E Processor - 171CBU* (All Versions), Modicon MC80 - BMKC80 (All Versions), Legacy Modicon Quantum - 140CPU65* and Premium CPUs - TSXP57* (All Versions)