CVE-2026-73458

HIGH Status: Received

CVSS Scores

CVSS v3.x Base Score
8.2
HIGH

Description

On affected platforms running Arista EOS with authenticated Bidirectional Forwarding Detection (BFD) sessions configured, a specially crafted packet can cause the BFD session(s) to go down. This may result in undesirable network changes because various routing protocols monitor status on BFD session(s).

Published
September 15, 2026 8:17 PM
Last Modified
September 15, 2026 8:17 PM
Source
[email protected]

Weaknesses (CWE)

CWE-303

References

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