Vulnerability Intelligence Report
CODESYS Gateway Server V2 prone to Denial of Service Attack
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 connections are not affected and therefore remain intact.
No Active Exploit Signals
CVSS Base Score
5.3
MEDIUM
Exploitability:3.9
Impact Score:1.5
EPSS Probability:1.03%
Executive Threat Verdict
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Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
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Weaponization
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SSVC Action
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Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| No affected products specified. | ||
Threat Intelligence Signals
EPSS Score
1.026%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | CERT@VDE · CERT · Germany |
| Reserved | 2022-05-30T00:00:00 |
| Published | 2022-06-24T07:46:11 |
| Patch Date | 2022-06-09 |
| Last Updated | 2024-09-16T20:01:21 |
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