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CVE-2021-37740
A denial of service vulnerability exists in MDT's firmware for the KNXnet/IP Secure router SCN-IP100.03 and KNX IP interface SCN-IP000.03 before v3.0.4, that a…
Impact
A denial of service vulnerability exists in MDT's firmware for the KNXnet/IP Secure router SCN-IP100.03 and KNX IP interface SCN-IP000.03 before v3.0.4, that allows a remote attacker to turn the device unresponsive to all requests on the KNXnet/IP Secure layer, until the device is rebooted, via a SESSION_REQUEST frame with a modified total length field.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Mdt | Scn-Ip000.03 Firmware | before 3.0.4 |
| Mdt | Scn-Ip100.03 Firmware | before 3.0.4 |
References
- NVD record
- CVE.org record
- https://github.com/robertguetzkow/CVE-2021-37740
- https://www.mdt.de/EN_IP_Interface_Router.html
- https://www.mdt.de/download/MDT_CL_SCN_IP_03_IP_Interface_Router.pdf
- https://github.com/robertguetzkow/CVE-2021-37740
- https://www.mdt.de/EN_IP_Interface_Router.html
- https://www.mdt.de/download/MDT_CL_SCN_IP_03_IP_Interface_Router.pdf