Affected platforms running Arista EOS with OpenConfig configured, a gNMI Set request can be run when it should have been rejected. This can result in unexpected configuration being applied to the switch.
https://www.arista.com/en/support/advisories-notices/security-advisory/19862-security-advisory-0099
Published: 2026-06-04
Updated: 2026-06-05
Base Score: 8.5
Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:C/A:C
Severity: High
Base Score: 9.6
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H
Severity: Critical
Base Score: 7.2
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
Severity: High
EPSS: 0.00145