Codesys Gateway Security Vulnerabilities

CVE-2023-5751

A local attacker with low privileges can read and modify any users files and cause a DoS in the working directory of the affected products due to exposure of resource to wrong...

CVE-2022-47391

In multiple CODESYS products in multiple versions an unauthorized, remote attacker may use a improper input validation vulnerability to read from invalid addresses leading to a denial of...

CVE-2013-2781

Use-after-free vulnerability in the server application in 3S CODESYS Gateway 2.3.9.27 allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via unspecified...

CVE-2022-30791

In CmpBlkDrvTcp of CODESYS V3 in multiple versions an uncontrolled ressource consumption allows an unauthorized attacker to block new TCP connections. Existing connections are not...

CVE-2022-30792

In CmpChannelServer of CODESYS V3 in multiple versions an uncontrolled ressource consumption allows an unauthorized attacker to block new communication channel connections. Existing connections are not...

CVE-2015-6460

Multiple heap-based buffer overflows in 3S-Smart CODESYS Gateway Server before 2.3.9.34 allow remote attackers to execute arbitrary code via opcode (1) 0x3ef or (2)...

CVE-2022-31804

The CODESYS Gateway Server V2 does not verifiy that the size of a request is within expected limits. An unauthenticated attacker may allocate an arbitrary amount of memory, which may lead to a crash of the Gateway due to an out-of-memory...

CVE-2022-31802

In CODESYS Gateway Server V2 for versions prior to V2.3.9.38 only a part of the the specified password is been compared to the real CODESYS Gateway password. An attacker may perform authentication by specifying a small password that matches the corresponding part of the longer real CODESYS Gateway....

CVE-2022-31803

In CODESYS Gateway Server V2 an insufficient check for the activity of TCP client connections allows an unauthenticated attacker to consume all available TCP connections and prevent legitimate users or clients from establishing a new connection to the CODESYS Gateway Server V2. Existing...

CVE-2022-31805

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

CVE-2022-22513

An authenticated remote attacker can cause a null pointer dereference in the CmpSettings component of the affected CODESYS products which leads to a...

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-2022-22514

An authenticated, remote attacker can gain access to a dereferenced pointer contained in a request. The accesses can subsequently lead to local overwriting of memory in the CmpTraceMgr, whereby the attacker can neither gain the values read internally nor control the values to be written. If...

CVE-2019-5105

An exploitable memory corruption vulnerability exists in the Name Service Client functionality of 3S-Smart Software Solutions CODESYS GatewayService. A specially crafted packet can cause a large memcpy, resulting in an access violation and termination of the process. An attacker can send a packet.....

CVE-2018-20026

Improper Communication Address Filtering exists in CODESYS V3 products versions prior...

CVE-2018-20025

Use of Insufficiently Random Values exists in CODESYS V3 products versions prior...

CVE-2015-6484

3S-Smart CODESYS Gateway Server before 2.3.9.48 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted (1) GET or (2) POST...

CVE-2012-4707

3S CODESYS Gateway-Server before 2.3.9.27 allows remote attackers to execute arbitrary code via vectors that trigger an out-of-bounds memory...

CVE-2012-4705

Directory traversal vulnerability in 3S CODESYS Gateway-Server before 2.3.9.27 allows remote attackers to execute arbitrary code via vectors involving a crafted...

CVE-2012-4706

Integer signedness error in 3S CODESYS Gateway-Server before 2.3.9.27 allows remote attackers to cause a denial of service via a crafted packet that triggers a heap-based buffer...

CVE-2012-4708

Stack-based buffer overflow in 3S CODESYS Gateway-Server before 2.3.9.27 allows remote attackers to execute arbitrary code via a crafted...

CVE-2012-4704

Array index error in 3S CODESYS Gateway-Server before 2.3.9.27 allows remote attackers to execute arbitrary code via a crafted...