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| Rule General Information |
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| Release Date: | 2021-03-01 | |
| Rule Name: | CoDeSys V3 CmpWebServer And CmpWebServerHandler Heap Buffer Overflow Vulnerability (CVE-2019-18858) | |
| Severity: | ||
| CVE ID: | ||
| Rule Protection Details |
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| Description: | CODESYS 3 web server before 3.5.15.20, as distributed with CODESYS Control runtime systems, has a Buffer Overflow. | |
| Impact: | A buffer overflow vulnerability can be triggered by an attacker in the context of the vulnerable product. Further attacks includes arbitrary code execution and denial of service. | |
| Affected OS: | Windows, Linux, Others | |
| Reference: | https://customers.codesys.com/fileadmin/data/customers/security/2019/Advisory2019-10_CDS-68341.pdf https://www.tenable.com/security/research/tra-2019-48 |
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| Solutions |
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| The vendor has released upgrade patches to fix vulnerabilities, please visit: https://customers.codesys.com/fileadmin/data/customers/security/2019/Advisory2019-10_CDS-68341.pdf |