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OpenAdvisories
Medium · 6.1 CVE-2021-28509 EUVD-2021-15185GHSA-pvh9-pfm3-2228

TerminAttr streams MACsec sensitive data in clear text to other authorized users in CVP

Published May 26, 2022 · Updated Sep 16, 2024 · Assigned by Arista

Description

This advisory documents the impact of an internally found vulnerability in Arista EOS state streaming telemetry agent TerminAttr and OpenConfig transport protocols. The impact of this vulnerability is that, in certain conditions, TerminAttr might leak MACsec sensitive data in clear text in CVP to other authorized users, which could cause MACsec traffic to be decrypted or modified by other authorized users on the device.

Affected products

VendorProductAffectedFixed
Arista Networks Arista EOS 4.23 – ≤ 4.23.11, 4.24 – ≤ 4.24.9, 4.25 – ≤ 4.25.7, 4.26 – ≤ 4.26.5, 4.27 – ≤ 4.27.3 —
Arista Networks Arista TerminAttr v1.10 – ≤ v1.10.10, v1.16 – ≤ v1.16.7, v1.19 – ≤ v1.19.1 —

References