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CVE-2026-73469

Security Advisory 0176 PUBLISHED

Description (CNA)

When specific platforms are using Arista EOS with a loose Unicast Reverse Path Forwarding (uRPF) configuration, certain traffic may not be subjected to the intended verification drop. Consequently, traffic that should be dropped based on these routes could still be processed and forwarded by the device. This issue was discovered internally by Arista and the company is not aware of any malicious uses of this issue in customer networks.

Affected (CNA)

Vendor / productVersions
Arista Networks / EOSaffected 4.35.0F through 4.35.4M

CWE

CWE-863

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.