CVE-2021-28509

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

Medium · published May 26, 2022

CVSS v3.1
6.1
EPSS
0%
Percentile
39.7
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.1 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00470 · 39.7th percentile
Published
2022-05-26T19:50Z
EPSS history
Timeline
  • 26 MAY 19:50Z
    TerminAttr streams MACsec sensitive data in clear text to other authorized users in CVP
    cvelistv5