CODESYS: CmpChannelServer, CmpChannelServerEmbedded allow unauthenticated attackers to block all their available communication channels
CVE-2022-30792

7.5HIGH

Key Information:

Vendor

Codesys

Status
Codesys Control Rte (sl)
Codesys Control Rte (for Beckhoff Cx) Sl
Codesys Control Win (sl)
Codesys Gateway
Vendor
CVE Published:
8 July 2022

What is CVE-2022-30792?

In CmpChannelServer of CODESYS V3 in multiple versions an uncontrolled ressource consumption allows an unauthorized attacker to block new communication channel connections. Existing connections are not affected.

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Affected Version(s)

CODESYS Control for PFC100 SL V3

CODESYS Control for BeagleBone SL V3

CODESYS Control for Beckhoff CX9020 SL V3

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

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