Vulnerability Intelligence Report
CODESYS Gateway server prone to denial of service attack due to excessive memory allocation
CVE-2022-31804
The CODESYS Gateway Server V2 does not verifiy that the size of a request is within expected limits. An unauthenticated attacker may allocate an arbitrary amount of memory, which may lead to a crash of the Gateway due to an out-of-memory condition.
No Active Exploit Signals
CVSS Base Score
7.5
HIGH
Exploitability:3.9
Impact Score:3.6
EPSS Probability:1.03%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
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
1.027%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | CERT@VDE · CERT · Germany |
| Reserved | 2022-05-30T00:00:00 |
| Published | 2022-06-24T07:46:13 |
| Patch Date | 2022-06-09 |
| Last Updated | 2024-09-16T20:16:34 |
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