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CVE-2022-31803

Medium

Description

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 connections are not affected and therefore remain intact.

SeverityMedium
CVSS5.3
Exploit probability—
ProductCodesys Gateway
PublishedJun 24, 2022
First seenJun 24, 2022
Weakness typeCWE-400Uncontrolled resource consumption

How to fix

Update
  • codesys gateway2.3.9.38 or later

Affected products

ProductAffected versionsFixed in
codesys gateway2.0 ≤ v < 2.3.9.382.3.9.38

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