Partial string comparison in CODESYS gateway server
CVE-2022-31802

9.8CRITICAL

Key Information:

Vendor

Codesys

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

What is CVE-2022-31802?

In CODESYS Gateway Server V2 for versions prior to V2.3.9.38 only a part of the the specified password is been compared to the real CODESYS Gateway password. An attacker may perform authentication by specifying a small password that matches the corresponding part of the longer real CODESYS Gateway password.

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Affected Version(s)

CODESYS Gateway Server V2 V2

References

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

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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