Arista Extensible Operating System Incomplete Comparison with Missing Factors Vulnerability

Arista Extensible Operating System EOS contains an incomplete comparison with missing factors vulnerability when the switch incorrectly decapsulate and forwards other unexpected tunneled packet with a destination IP matching its configured decapsulation IP...

CVE-2026-7473

CVE-2026-7473 affects Arista EOS devices where a tunnel decapsulation config (VXLAN, decap-groups, GRE) can cause the switch to decapsulate and forward unintended tunneled packets whose destination matches the decap IP. Root cause: lack of verification of the tunnel protocol type leading to proce...

CVE-2025-5089

CVE-2025-5089 describes a DoS condition in Arista EOS CVX deployments where malformed messages between a CVX server and connected EOS Switch can crash SysDB on EOS or destabilize the CVX cluster, requiring high-privilege access to send crafted TCP packets. Affected products are Arista EOS with Cl...

CVE-2025-6188

On affected platforms running Arista EOS, maliciously formed UDP packets with source port 3503 may be accepted by EOS. UDP Port 3503 is associated with LspPing Echo Reply. This can result in unexpected behaviors, especially for UDP based services that do not perform some form of authentication...