CVE-2022-31803
5.3 · MEDIUMOverview
CVE-2022-31803 is a medium-severity vulnerability affecting codesys gateway. It was published on June 24, 2022 and has a CVSS 3.1 base score of 5.3 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
In CODESYS Gateway Server V2 an insufficient check for the activity of TCP client connections allows an unauthenticated attacker to consume all available TCP connections and prevent legitimate users or clients from establishing a new connection to the CODESYS Gateway Server V2. Existing connections are not affected and therefore remain intact.
Remediation
Check the references section for vendor advisories and patches from codesys. Update gateway to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| codesys | gateway | >= 2.0, < 2.3.9.38 | Affected |
Frequently Asked Questions
What is CVE-2022-31803?
CVE-2022-31803 is a medium-severity vulnerability affecting codesys gateway. It was published on June 24, 2022 and has a CVSS 3.1 base score of 5.3 (MEDIUM).
How severe is CVE-2022-31803?
This vulnerability has a CVSS 3.1 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2022-31803?
Check the references section for vendor advisories and patches from codesys. Update gateway to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2022-31803?
CyberStrike's AI-powered security agents can automatically detect CVE-2022-31803 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
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Browser-based exploitation validates findings with real proof-of-concept.
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