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HIGH · 7.5

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 o...

Vulnerability Description

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.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
CodesysGateway>= 2.0, < 2.3.9.38

Related Weaknesses (CWE)

CWE-789

References

FAQ

What is CVE-2022-31804?

CVE-2022-31804 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 o...

How severe is CVE-2022-31804?

CVE-2022-31804 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-31804?

Check the references section above for vendor advisories and patch information. Affected products include: Codesys Gateway.