CVE-2021-37740
Summary
| CVE | CVE-2021-37740 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2022-04-20 20:15:00 UTC |
| Updated | 2022-05-03 18:07:00 UTC |
| Description | 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. |
Risk And Classification
Problem Types: NVD-CWE-noinfo
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Hardware | Mdt | Scn-ip000.03 | - | All | All | All |
| Operating System | Mdt | Scn-ip000.03 Firmware | All | All | All | All |
| Hardware | Mdt | Scn-ip100.03 | - | All | All | All |
| Operating System | Mdt | Scn-ip100.03 Firmware | All | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| IP Interface/IP Router | MISC | www.mdt.de | |
| www.mdt.de/download/MDT_CL_SCN_IP_03_IP_Interface_Router.pdf | MISC | www.mdt.de | |
| GitHub - robertguetzkow/CVE-2021-37740: PoC for DoS vulnerability CVE-2021-37740 in firmware v3.0.3 of SCN-IP100.03 and SCN-IP000.03 by MDT. The bug has been fixed in firmware v3.0.4. | MISC | github.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.