CVE-2026-73435 — Security Advisory 0171
On affected platforms running Arista EOS with Open Shortest Path First version 2 (OSPFv2) configured, a specially crafted OSPFv2 packet from an unauthenticated attacker on the s…
Published: 2026-09-16 · CVSS: 7.0 · CVSS 4.0
On affected platforms running Arista EOS with Open Shortest Path First version 2 (OSPFv2) configured, a specially crafted OSPFv2 packet from an unauthenticated attacker on the same broadcast segment, with OSPFv2 authentication configured can cause adjacency flapping and packet loss. The disruption can affect routing across the broader OSPF domain.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7