CVE-2021-34593 - Vulnerability Details - OpenCVE

In CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56 unauthenticated crafted invalid requests may result in several denial-of-service conditions. Running PLC programs may be stopped, memory may be leaked, or further communication clients may be blocked from accessing the PLC.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Codesys	Plcwinnt Runtime Toolkit

Configuration 1 [-]

OR	cpe:2.3:a:codesys:plcwinnt::::::::
	cpe:2.3:a:codesys:runtime_toolkit:::::::x86:*

No data.

References

Link	Providers
http://packetstormsecurity.com/files/164716/CODESYS-2.4.7.0-Denial-Of-Service.html
http://packetstormsecurity.com/files/165874/WAGO-750-8xxx-PLC-Denial-Of-Service-User-Enumeration.html
http://seclists.org/fulldisclosure/2021/Oct/64
https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=16877&token=8faab0fc1e069f4edfca5d5aba8146139f67a175&download=

History

No history.

MITRE

Status: PUBLISHED

Assigner: CERTVDE

Published: 2021-10-26T09:55:51.381906Z

Updated: 2024-09-17T04:10:03.625Z

Reserved: 2021-06-10T00:00:00

Link: CVE-2021-34593

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-10-26T10:15:08.013

Modified: 2024-11-21T06:10:46.613

Link: CVE-2021-34593

Redhat

No data.

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