CVE-2019-5636
When a Beckhoff TwinCAT Runtime receives a malformed UDP packet, the ADS Discovery Service shuts down. Note that the TwinCAT devices are still performing as normal. This issue affects TwinCAT 2 version 2304 (and prior) and TwinCAT 3.1 version 4204.0 (and prior).
- Score
- CVSS 3.1 7.5 High
- Status
- Modified - cve@rapid7.com
- Published
- 2019-11-21
- Last modified
- 2024-09-17
- Weaknesses
- CWE-404
Affected products
References
- https://blog.rapid7.com/2019/10/08/r7-2019-32-denial-of-service-vulnerabilities-in-beckhoff-twincat-plc-environment-fix…
- https://download.beckhoff.com/download/Document/product-security/Advisories/advisory-2019-004.pdf
