CVE-2026-102164

Security Advisory 0196

State: Published
Severity: 2.3 Low
Published: Oct 6, 2026
Updated: Oct 6, 2026
Reserved: Sep 28, 2026

Description

On affected Arista access points configured with VXLAN tunnelling and L2-proxy (a specific configuration unique to the VESPA use-case), a wireless client associated to the tunnelled SSID can send a crafted packet, causing the access point to reveal memory contents in network traffic. No write primitive or remote code execution is possible.

Scores

CVSS	Score	Vector	Source
4.0	2.3 Low	CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N	Arista
3.1	3.1 Low	CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N	Arista

Weaknesses

CWE-125 Out-of-bounds Read

Affected Products

Product	Versions
Wi-Fi Access PointsArista Networks	22.0.0 through 22.0.1F-32Affected 21.3.0 through 21.3.0M-13Affected 1.0.0 to before 21.3.0Affected

References

https://www.arista.com/en/support/advisories-notices/security-advisory/24812-security-advisory-0196vendor-advisory

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