CVE-2026-7473 Arista EOS Unexpected Tunnel Protocol Decapsulation and Forwarding Bypass

On affected platforms running Arista EOS where a tunnel decapsulation configuration—such as VXLAN Virtual Extensible LAN, decap-groups, or a GRE Generic Routing Encapsulation tunnel interface—is present, the switch will incorrectly decapsulate and forward other unexpected tunneled packet with a...

PT-2026-46983

Name of the Vulnerable Software and Affected Versions Arista EOS affected versions not specified Description On platforms running Arista EOS with tunnel decapsulation configurations—such as VXLAN Virtual Extensible LAN, decap-groups, or GRE Generic Routing Encapsulation tunnel interfaces—the swit...

CVE-2019-0005

On EX2300, EX3400, EX4600, QFX3K and QFX5K series, firewall filter configuration cannot perform packet matching on any IPv6 extension headers. This issue may allow IPv6 packets that should have been blocked to be forwarded. IPv4 packet filtering is unaffected by this vulnerability. Affected...

DEBIAN-CVE-2002-1747

Vtun 2.5b1 does not authenticate forwarded packets, which allows remote attackers to inject data into user sessions without detection, and possibly control the data contents via cut-and-paste attacks on ECB...