CVE-2020-15897

Public Exploit

Description

Arista EOS before 4.21.12M, 4.22.x before 4.22.7M, 4.23.x before 4.23.5M, and 4.24.x before 4.24.2F allows remote attackers to cause traffic loss or incorrect forwarding of traffic via a malformed link-state PDU to the IS-IS router.

7.5

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.69% Top 30%

Vendor Advisory arista.com

Affected: n/a n/a

References

Link	Tags
https://www.arista.com/en/support/advisories-notices/security-advisories/11760-security-advisory-54	vendor advisory exploit

Frequently Asked Questions

What is the severity of CVE-2020-15897?: CVE-2020-15897 has been scored as a high severity vulnerability.
How to fix CVE-2020-15897?: To fix CVE-2020-15897, 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-2020-15897 being actively exploited in the wild?: It is possible that CVE-2020-15897 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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