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Severity
5
Null Pointer Dereference
AV:N/AC:L/Au:N/C:N/I:N/A:P

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 request.

First published (updated )
Severity
10
Path Traversal, Input Validation
AV:N/AC:L/Au:N/C:C/I:C/A:C

Directory traversal vulnerability in the Runtime Toolkit in CODESYS Runtime System 2.3.x and 2.4.x allows remote attackers to read, overwrite, or create arbitrary files via a .. (dot dot) in a request to the TCP listener service.

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Remedy

CoDeSys recommends upgrading to the latest version, which is Version 3. It can be downloaded here https://store.codesys.com/engineering/codesys.html .3S released a patch which implements a password for authentication to the device. The patch can be downloaded from the CoDeSys Download Center http://www.codesys.com/download.html . CoDeSys Version 3.X is not affected by these vulnerabilities.
First published (updated )
Severity
10
AV:N/AC:L/Au:N/C:C/I:C/A:C

The Runtime Toolkit in CODESYS Runtime System 2.3.x and 2.4.x does not require authentication, which allows remote attackers to (1) execute commands via the command-line interface in the TCP listener service or (2) transfer files via requests to the TCP listener service.

1 / 2

Remedy

CoDeSys recommends upgrading to the latest version, which is Version 3. It can be downloaded here https://store.codesys.com/engineering/codesys.html .3S released a patch which implements a password for authentication to the device. The patch can be downloaded from the CoDeSys Download Center http://www.codesys.com/download.html . CoDeSys Version 3.X is not affected by these vulnerabilities.
First published (updated )

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