What is CVE-2022-1965?

CVE-2022-1965 refers to a vulnerability in multiple products of CODESYS that implement improper error handling, allowing a low privilege remote attacker to delete a file referenced by a crafted request.

What is the severity of CVE-2022-1965?

CVE-2022-1965 has a severity rating of 8.1, which is considered high.

Which products are affected by CVE-2022-1965?

CVE-2022-1965 affects the CODESYS PLCWinNT version 2.0 to 2.4.7.57, as well as the Codesys Runtime Toolkit version 2.0 to 2.4.7.57.

How can an attacker exploit CVE-2022-1965?

A low privilege remote attacker can exploit CVE-2022-1965 by crafting a request that is not properly processed by the error handling, leading to the deletion of a referenced file.

Is user interaction required for CVE-2022-1965 to be exploited?

No, user interaction is not required for CVE-2022-1965 to be exploited.

Vulnerability/
CVE-2022-1965

high

8.1

CWE

755

15/6/2022

3/8/2024

CVE-2022-1965: CODESYS runtime system prone to file deletion due to improper error handling

First published: Wed Jun 15 2022(Updated: )

Multiple products of CODESYS implement a improper error handling. A low privilege remote attacker may craft a request, which is not properly processed by the error handling. In consequence, the file referenced by the request could be deleted. User interaction is not required.

Credit: info@cert.vde.com

Affected Software	Affected Version	How to fix
CODESYS PLCWinNT	>=2.0<2.4.7.57
Codesys Runtime Toolkit	>=2.0<2.4.7.57

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Reference Links

https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=17139&token=ec67d15a433b61c77154166c20c78036540cacb0&download=

Frequently Asked Questions

What is CVE-2022-1965?
CVE-2022-1965 refers to a vulnerability in multiple products of CODESYS that implement improper error handling, allowing a low privilege remote attacker to delete a file referenced by a crafted request.
What is the severity of CVE-2022-1965?
CVE-2022-1965 has a severity rating of 8.1, which is considered high.
Which products are affected by CVE-2022-1965?
CVE-2022-1965 affects the CODESYS PLCWinNT version 2.0 to 2.4.7.57, as well as the Codesys Runtime Toolkit version 2.0 to 2.4.7.57.
How can an attacker exploit CVE-2022-1965?
A low privilege remote attacker can exploit CVE-2022-1965 by crafting a request that is not properly processed by the error handling, leading to the deletion of a referenced file.
Is user interaction required for CVE-2022-1965 to be exploited?
No, user interaction is not required for CVE-2022-1965 to be exploited.

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