CVE-2022-31802criticalCWE-187

CVE-2022-31802: critical vulnerability in CODESYS Gateway Server V2

Partial string comparison in CODESYS gateway server

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28Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 9.8epss 1.3%
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
CODESYS · CODESYS Gateway Server V2
Related CVEs — CODESYS Gateway Server V2

In the same product, most dangerous first.

CVE-2022-31804HIGHCODESYS Gateway server prone to denial of service attack due to excessive memory allocationEPSS 1.2%CVE-2022-31803MEDIUMCODESYS Gateway Server V2 prone to Denial of Service AttackEPSS 1.2%