CODESYS runtime system prone to denial of service due to Unexpected Sign Extension
CVE-2022-32138

8.8HIGH

Key Information:

Vendor

Codesys

Status
Runtime Toolkit
Plcwinnt
Vendor
CVE Published:
24 June 2022

What is CVE-2022-32138?

In multiple CODESYS products, a remote attacker may craft a request which may cause an unexpected sign extension, resulting in a denial-of-service condition or memory overwrite.

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Affected Version(s)

PLCWinNT V2

Runtime Toolkit 32 bit V2

References

https://customers.codesys.com/index.php?eID=dumpFile&t=f&...
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CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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