CVE-2020-28393

Description

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).

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.53%
Vendor Advisory siemens.com
Affected: n/a SCALANCE XM-400, XR-500
Published at:
Updated at:

References

Link Tags
https://us-cert.cisa.gov/ics/advisories/icsa-21-131-10 third party advisory us government resource
https://cert-portal.siemens.com/productcert/pdf/ssa-116379.pdf vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-28393?
CVE-2020-28393 has been scored as a high severity vulnerability.
How to fix CVE-2020-28393?
To fix CVE-2020-28393, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-28393 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-28393 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-28393?
CVE-2020-28393 affects n/a SCALANCE XM-400, XR-500.
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