Opc Server Security Vulnerabilities

CVE-2024-25552

A local attacker can gain administrative privileges by inserting an executable file in the path of the affected...

CVE-2023-6942

Missing Authentication for Critical Function vulnerability in Mitsubishi Electric Corporation EZSocket versions 3.0 and later, FR Configurator2 all versions, GT Designer3 Version1(GOT1000) all versions, GT Designer3 Version1(GOT2000) all versions, GX Works2 versions 1.11M and later, GX Works3 all.....

CVE-2023-6943

Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') vulnerability in Mitsubishi Electric Corporation EZSocket versions 3.0 and later, FR Configurator2 all versions, GT Designer3 Version1(GOT1000) all versions, GT Designer3 Version1(GOT2000) all versions, GX Works2...

CVE-2023-7234

OPCUAServerToolkit will write a log message once an OPC UA client has successfully connected containing the client's self-defined description...

CVE-2023-41151

An uncaught exception issue discovered in Softing OPC UA C++ SDK before 6.30 for Windows operating system may cause the application to crash when the server wants to send an error packet, while socket is blocked on...

CVE-2023-5909

KEPServerEX does not properly validate certificates from clients which may allow unauthenticated users to...

CVE-2023-5908

KEPServerEX is vulnerable to a buffer overflow which may allow an attacker to crash the product being accessed or leak...

CVE-2023-28831

The OPC UA implementations (ANSI C and C++) in affected products contain an integer overflow vulnerability that could cause the application to run into an infinite loop during certificate validation. This could allow an unauthenticated remote attacker to create a denial of service condition by...

CVE-2023-2685

A vulnerability was found in AO-OPC server versions mentioned above. As the directory information for the service entry is not enclosed in quotation marks, potential attackers could possibly call up another application than the AO-OPC server by starting the service. The service might be started...

CVE-2023-37200

A CWE-611: Improper Restriction of XML External Entity Reference vulnerability exists that could cause loss of confidentiality when replacing a project file on the local filesystem and after manual restart of the...

CVE-2023-2161

A CWE-611: Improper Restriction of XML External Entity Reference vulnerability exists that could cause unauthorized read access to the file system when a malicious configuration file is loaded on to the software by a local...

CVE-2022-37013

This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Unified Automation OPC UA C++ Demo Server 1.7.6-537 [with vendor rollup]. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of...

CVE-2022-37012

This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Unified Automation OPC UA C++ Demo Server 1.7.6-537. Authentication is not required to exploit this vulnerability. The specific flaw exists within the...

CVE-2022-2848

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Kepware KEPServerEX 6.11.718.0. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of text encoding conversions. The issue results from the lack....

CVE-2022-2825

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Kepware KEPServerEX 6.11.718.0. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of text encoding conversions. The issue results from the lack....

CVE-2022-25164

Cleartext Storage of Sensitive Information vulnerability in Mitsubishi Electric GX Works3 versions from 1.000A to 1.095Z and Mitsubishi Electric MX OPC UA Module Configurator-R versions 1.08J and prior allows a remote unauthenticated attacker to disclose sensitive information. As a result,...

CVE-2022-39823

An issue was discovered in Softing OPC UA C++ SDK 5.66 through 6.x before 6.10. An OPC/UA browse request exceeding the server limit on continuation points may cause a use-after-free...

CVE-2022-37453

An issue was discovered in Softing OPC UA C++ SDK before 6.10. A buffer overflow or an excess allocation happens due to unchecked array and matrix bounds in structure data...

CVE-2011-1914

Buffer overflow in the Advantech ADAM OLE for Process Control (OPC) Server ActiveX control in ADAM OPC Server before 3.01.012, Modbus RTU OPC Server before 3.01.010, and Modbus TCP OPC Server before 3.01.010 allows remote attackers to execute arbitrary code via unspecified...

CVE-2013-0680

Stack-based buffer overflow in the web server in Cogent Real-Time Systems Cogent DataHub before 7.3.0, OPC DataHub before 6.4.22, Cascade DataHub before 6.4.22 on Windows, and DataHub QuickTrend before 7.3.0 allows remote attackers to cause a denial of service (daemon crash) or possibly execute...

CVE-2013-2791

MatrikonOPC SCADA DNP3 OPC Server 1.2.0 allows remote attackers to cause a denial of service (master-station daemon crash) via a malformed DNP3 TCP packet from the IP address of an...

CVE-2022-2336

Softing Secure Integration Server, edgeConnector, and edgeAggregator software ships with the default administrator credentials as admin and password as admin. This allows Softing to log in to the server directly to perform administrative functions. Upon installation or upon first login, the...

CVE-2022-2335

A crafted HTTP packet with a -1 content-length header can create a denial-of-service condition in Softing Secure Integration Server...

CVE-2022-2337

A crafted HTTP packet with a missing HTTP URI can create a denial-of-service condition in Softing Secure Integration Server...

CVE-2022-2547

A crafted HTTP packet without a content-type header can create a denial-of-service condition in Softing Secure Integration Server...

CVE-2022-2338

Softing Secure Integration Server V1.22 is vulnerable to authentication bypass via a machine-in-the-middle attack. The default the administration interface is accessible via plaintext HTTP protocol, facilitating the attack. The HTTP request may contain the session cookie in the request, which may.....

CVE-2022-1373

The “restore configuration” feature of Softing Secure Integration Server V1.22 is vulnerable to a directory traversal vulnerability when processing zip files. An attacker can craft a zip file to load an arbitrary dll and execute code. Using the "restore configuration" feature to upload a zip file.....

CVE-2022-1748

Softing OPC UA C++ Server SDK, Secure Integration Server, edgeConnector, edgeAggregator, OPC Suite, and uaGate are affected by a NULL pointer dereference...

CVE-2022-1069

A crafted HTTP packet with a large content-length header can create a denial-of-service condition in Softing Secure Integration Server...

CVE-2022-2334

The application searches for a library dll that is not found. If an attacker can place a dll with this name, then the attacker can leverage it to execute arbitrary code on the targeted Softing Secure Integration Server...

CVE-2022-1794

The CODESYS OPC DA Server prior V3.5.18.20 stores PLC passwords as plain text in its configuration file so that it is visible to all authorized Microsoft Windows users of the...

CVE-2022-31805

In the CODESYS Development System multiple components in multiple versions transmit the passwords for the communication between clients and servers...

CVE-2022-1261

Matrikon, a subsidary of Honeywell Matrikon OPC Server (all versions) is vulnerable to a condition where a low privileged user allowed to connect to the OPC server to use the functions of the IPersisFile to execute operating system processes with system-level...

CVE-2021-32935

The affected Cognex product, the In-Sight OPC Server versions v5.7.4 (96) and prior, deserializes untrusted data, which could allow a remote attacker access to system level permission commands and local privilege...

CVE-2022-22517

An unauthenticated, remote attacker can disrupt existing communication channels between CODESYS products by guessing a valid channel ID and injecting packets. This results in the communication channel to be...

CVE-2021-42577

An issue was discovered in Softing OPC UA C++ SDK before 5.70. A malformed OPC/UA message abort packet makes the client crash with a NULL pointer...

CVE-2021-42262

An issue was discovered in Softing OPC UA C++ SDK before 5.70. An invalid XML element in the type dictionary makes the OPC/UA client crash due to an out-of-memory...

CVE-2021-22284

Incorrect Permission Assignment for Critical Resource vulnerability in OPC Server for AC 800M allows an attacker to execute arbitrary code in the node running the AC800M OPC...

CVE-2021-40871

An issue was discovered in Softing Industrial Automation OPC UA C++ SDK before 5.66. Remote attackers to cause a denial of service (DoS) by sending crafted messages to a OPC/UA client. The client process may crash unexpectedly because of a wrong type cast, and must be...

CVE-2021-40873

An issue was discovered in Softing Industrial Automation OPC UA C++ SDK before 5.66, and uaToolkit Embedded before 1.40. Remote attackers to cause a denial of service (DoS) by sending crafted messages to a client or server. The server process may crash unexpectedly because of a double free, and...

CVE-2021-34594

TwinCAT OPC UA Server in TF6100 and TS6100 in product versions before 4.3.48.0 or with TcOpcUaServer versions below 3.2.0.194 are prone to a relative path traversal that allow administrators to create or delete any files on the...

CVE-2021-40142

In OPC Foundation Local Discovery Server (LDS) before 1.04.402.463, remote attackers can cause a denial of service (DoS) by sending carefully crafted messages that lead to Access of a Memory Location After the End of a...

CVE-2021-27434

Products with Unified Automation .NET based OPC UA Client/Server SDK Bundle: Versions V3.0.7 and prior (.NET 4.5, 4.0, and 3.5 Framework versions only) are vulnerable to an uncontrolled recursion, which may allow an attacker to trigger a stack...

CVE-2020-12526

TwinCAT OPC UA Server in versions up to 2.3.0.12 and IPC Diagnostics UA Server in versions up to 3.1.0.1 from Beckhoff Automation GmbH & Co. KG are vulnerable to denial of service attacks. The attacker needs to send several specifically crafted requests to the running OPC UA server. After some of.....

CVE-2021-29242

CODESYS Control Runtime system before 3.5.17.0 has improper input validation. Attackers can send crafted communication packets to change the router's addressing scheme and may re-route, add, remove or change low level communication...

CVE-2021-3449

An OpenSSL TLS server may crash if sent a maliciously crafted renegotiation ClientHello message from a client. If a TLSv1.2 renegotiation ClientHello omits the signature_algorithms extension (where it was present in the initial ClientHello), but includes a signature_algorithms_cert extension then.....

CVE-2020-27265

KEPServerEX: v6.0 to v6.9, ThingWorx Kepware Server: v6.8 and v6.9, ThingWorx Industrial Connectivity: All versions, OPC-Aggregator: All versions, Rockwell Automation KEPServer Enterprise, GE Digital Industrial Gateway Server: v7.68.804 and v7.66, Software Toolbox TOP Server: All 6.x versions are.....

CVE-2020-27263

KEPServerEX: v6.0 to v6.9, ThingWorx Kepware Server: v6.8 and v6.9, ThingWorx Industrial Connectivity: All versions, OPC-Aggregator: All versions, Rockwell Automation KEPServer Enterprise, GE Digital Industrial Gateway Server: v7.68.804 and v7.66, Software Toolbox TOP Server: All 6.x versions, are....

CVE-2020-27267

KEPServerEX v6.0 to v6.9, ThingWorx Kepware Server v6.8 and v6.9, ThingWorx Industrial Connectivity (all versions), OPC-Aggregator (all versions), Rockwell Automation KEPServer Enterprise, GE Digital Industrial Gateway Server v7.68.804 and v7.66, and Software Toolbox TOP Server all 6.x versions,...

CVE-2020-8479

For the Central Licensing Server component used in ABB products ABB Ability™ System 800xA and related system extensions versions 5.1, 6.0 and 6.1, Compact HMI versions 5.1 and 6.0, Control Builder Safe 1.0, 1.1 and 2.0, Symphony Plus -S+ Operations 3.0 to 3.2 Symphony Plus -S+ Engineering 1.1 to...