CVE-2019-5636
Medium
Description
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).
SeverityMedium
CVSS5.3
Exploit probability—
ProductBeckhoff Twincat
PublishedNov 21, 2019
First seenNov 21, 2019
Weakness typeCWE-404CWE-404
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| beckhoff twincat | 2.0, 3.1 | — |
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