CODESYS Gateway server prone to denial of service attack due to excessive memory allocation
CVE-2022-31804

7.5HIGH

Key Information:

Vendor

Codesys

Status
Codesys Gateway Server V2
Vendor
CVE Published:
24 June 2022

What is 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.

Affected Version(s)

CODESYS Gateway Server V2 < unspecified

References

https://customers.codesys.com/index.php?eID=dumpFile&t=f&...
x_refsource_CONFIRM

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.