CVE-2020-28393
First published: Wed May 12 2021(Updated: )
An unauthenticated remote attacker could create a permanent denial-of-service condition by sending specially crafted OSPF packets. Successful exploitation requires OSPF to be enabled on an affected device on the SCALANCE XM-400, XR-500 (All versions prior to v6.4).
Credit: productcert@siemens.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Siemens SCALANCE XM400 | <6.4 | 6.4 |
| Siemens SCALANCE XR500 | <6.4 | 6.4 |
| siemens scalance xm-400 firmware | <6.4 | |
| siemens scalance xm-400 | ||
| Siemens Scalance XR524 | <6.4 | |
| Siemens Scalance XR524 | ||
| Siemens Scalance XR526 Firmware | <6.4 | |
| Siemens Scalance XR526 | ||
| Siemens Scalance XR528 | <6.4 | |
| Siemens Scalance XR528 Firmware | ||
| Siemens Scalance XR552 Firmware | <6.4 | |
| Siemens Scalance XR552 Firmware | ||
| Siemens SCALANCE XM416-4C L3 Firmware | <6.4 | |
| Siemens Scalance XM416-4C Firmware | ||
| Siemens Scalance XM408-8C L3 | <6.4 | |
| Siemens Scalance XM408-8C Firmware | ||
| Siemens Scalance XM408-4C L3 Firmware | <6.4 | |
| Siemens Scalance XM408-4C L3 | ||
| Siemens SCALANCE XM400 firmware | <6.4 | |
| Siemens SCALANCE XM416-4C L3 Firmware | ||
| Siemens Scalance XM408-8C L3 | <6.4 | |
| Siemens Scalance XM408-8C | ||
| Siemens Scalance XM408-4C L3 | <6.4 | |
| Siemens Scalance XM408-4C L3 Firmware |
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Reference Links
Frequently Asked Questions
What is CVE-2020-28393?
CVE-2020-28393 is a vulnerability that could allow an unauthenticated remote attacker to create a permanent denial-of-service condition on affected Siemens SCALANCE XM-400 and XR-500 devices prior to version 6.4.
How severe is CVE-2020-28393?
CVE-2020-28393 has a severity value of 7.5, indicating a high severity.
Which devices are affected by CVE-2020-28393?
Siemens SCALANCE XM-400 and XR-500 devices prior to version 6.4 are affected by CVE-2020-28393.
How can an attacker exploit CVE-2020-28393?
An unauthenticated remote attacker can exploit CVE-2020-28393 by sending specially crafted OSPF packets.
Are there any fixes available for CVE-2020-28393?
The affected devices can be fixed by updating to version 6.4 of Siemens SCALANCE XM-400 and XR-500 firmware.
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/author
- agent/weakness
- agent/description
- agent/first-publish-date
- agent/references
- agent/severity
- agent/event
- agent/trending
- agent/source
- collector/ics-cert-advisory
- source/ICS
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- agent/tags
- agent/softwarecombine
- collector/nvd-index
- vendor/siemens
- canonical/siemens scalance xm400
- canonical/siemens scalance xr500
- canonical/siemens scalance xm-400 firmware
- canonical/siemens scalance xm-400
- canonical/siemens scalance xr524
- canonical/siemens scalance xr526 firmware
- canonical/siemens scalance xr526
- canonical/siemens scalance xr528
- canonical/siemens scalance xr528 firmware
- canonical/siemens scalance xr552 firmware
- canonical/siemens scalance xm416-4c l3 firmware
- canonical/siemens scalance xm416-4c firmware
- canonical/siemens scalance xm408-8c l3
- canonical/siemens scalance xm408-8c firmware
- canonical/siemens scalance xm408-4c l3 firmware
- canonical/siemens scalance xm408-4c l3
- canonical/siemens scalance xm400 firmware
- canonical/siemens scalance xm408-8c