#VU109380 Input validation error in Arista Extensible Operating System (EOS) - CVE-2024-5872
Published: May 17, 2025
Vulnerability identifier: #VU109380
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2024-5872
CWE-ID: CWE-20
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerable software:
Arista Extensible Operating System (EOS)
Arista Extensible Operating System (EOS)
Software vendor:
Arista Networks
Arista Networks
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input when handling VLAN tags. A remote attacker on the local network can send packets with specially crafted VLAN tags and perform a denial of service (DoS) attack or cause incorrect control plane behavior.
Remediation
Install updates from vendor's website.