#VU109388 Cleartext transmission of sensitive information in Arista Extensible Operating System (EOS) - CVE-2024-12378

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Main Vulnerability Database Vulnerabilities #VU109388

#VU109388 Cleartext transmission of sensitive information in Arista Extensible Operating System (EOS) - CVE-2024-12378

Published: May 17, 2025


Vulnerability identifier: #VU109388
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2024-12378
CWE-ID: CWE-319
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Arista Extensible Operating System (EOS)
Software vendor:
Arista Networks

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to an error in Tunnelsec agent. Restarting the Tunnelsec agent will result in packets being sent over the secure Vxlan tunnels in the clear.


Remediation

Install updates from vendor's website.

External links